共テ英語 R&L 満点チートシート原田英語 / 本番 2027年1月16日(土)アプリを開く

PARAPHRASE

共通テスト英語の言い換え辞典(出た型・出そうな言い換え)

正解の選択肢は、本文と同じ単語を使わずに言い換えてある。型を知っていれば、本文のどこが答えかすぐ分かる。

書いた人:原田高志(高校の英語教師・原田英語)/ 更新:/ 2021〜2026年度の本試験・追試験(R・L 24回分)を数えて作成

言い換えの基本の型(88組)

本文選択肢型メモ
apples, oranges, and grapesfruit抽象化列挙はまとめ語になる
cars, buses, and trainstransportation / vehicles抽象化
the piano, the guitar, and the drumsmusical instruments抽象化
desks, chairs, and shelvesfurniture抽象化furniture は数えない名詞
soccer, tennis, and swimmingsports / physical activities抽象化
plastic bottles and cansrecyclable items抽象化
smartphones and tabletselectronic devices抽象化
rain, strong wind, and snowbad weather抽象化
doctors and nursesmedical staff抽象化
parents and grandparentsfamily members抽象化
made posters and wrote a blog postpromoted the event抽象化行動の列挙→目的でまとめる
call offcancel同義語
put offpostpone / delay同義語
look intoinvestigate / examine同義語
come up withthink of / create同義語アイデアを出す
find outdiscover / learn同義語
take part inparticipate in / join同義語
get rid ofremove / throw away同義語
set upestablish / organize同義語
run out ofhave none left同義語
make surecheck / confirm同義語
figure outunderstand / solve同義語
go overreview / check again同義語
hand insubmit同義語課題・書類の提出
turn downrefuse / reject同義語音量を下げる意味もある
carry outconduct / perform同義語調査・実験で頻出
look forward tobe excited about同義語
helpassist / support同義語
needrequire同義語require は書き言葉で多い
buypurchase同義語
enoughsufficient同義語
famouswell-known同義語
right awayimmediately同義語
in advancebeforehand / ahead of time同義語予約・申込で頻出
freeat no cost / no charge同義語free には「自由な・空いている」もある
decidemake a decision品詞転換
improvemake an improvement品詞転換
popularwidely liked / popularity品詞転換
succeedbe successful / achieve success品詞転換
grow rapidlyshow rapid growth品詞転換動詞+副詞→形容詞+名詞
be satisfied withexpress satisfaction with品詞転換
safelywithout danger品詞転換
depend onrely on / be dependent on品詞転換
It is possible to…can… / have the option to…品詞転換
not expensiveaffordable / reasonable否定の言い換え
not easydifficult / challenging否定の言い換え
didn't expectwas surprised / unexpected否定の言い換え感情の設問で頻出
not the samedifferent否定の言い換え
hardly anyvery few / very little否定の言い換えhardly は「ほとんど〜ない」
no longernot anymore / stopped否定の言い換え
not until 6 p.m.not before 6 p.m. / starting at 6 p.m.否定の言い換え6時になって初めて
never fails toalways否定の言い換え二重否定→肯定
not allowedprohibited / not permitted否定の言い換え注意書きで頻出
couldn't help laughingcouldn't stop laughing否定の言い換え
not as heavy aslighter than否定の言い換え比較の向きに注意
on Saturday and Sundayon weekends具体→総称
every morning at sevendaily具体→総称
Tokyo, Osaka, and Nagoyalarge cities in Japan具体→総称
uploaded a videoshared something online具体→総称
visited three museums and a castlewent sightseeing具体→総称
wrote to the city officecontacted the local government具体→総称
brought sandwiches and drinksprepared food for the trip具体→総称
50%half数値の言い換え
25%a quarter / one in four数値の言い換え
twice as manydouble the number数値の言い換え
3 out of 1030%数値の言い換え
a dozen12数値の言い換え
a couple oftwo数値の言い換え会話では「2〜3」くらいの意味でも使う
more than halfthe majority数値の言い換え
a decadeten years数値の言い換え
a fortnighttwo weeks数値の言い換えイギリス英語
at least tenten or more数値の言い換え10を含む
up to 30 peoplea maximum of 30 people数値の言い換え30を含む
by Fridayno later than Friday数値の言い換え期限。until は「〜までずっと」
within a weekin seven days or less数値の言い換え
Local students designed the poster.The poster was designed by local students.能動↔受動
Many people use this app.This app is widely used.能動↔受動many people→widely
The club invited three guests.Three guests were invited by the club.能動↔受動
The heavy rain delayed the game.The game was delayed because of the rain.能動↔受動因果の言い換えも兼ねる
because of the stormThe storm caused…因果の言い換え
thanks to the volunteersas a result of the volunteers' work因果の言い換えthanks to は良い結果
due to a lack of staffbecause there were not enough workers因果の言い換え
result inlead to / cause因果の言い換えA result in B:A→B
result frombe caused by因果の言い換えA result from B:B→A。向きが逆
The bike made commuting possible.He could commute because of the bike.因果の言い換え
That's why…Therefore… / As a result…因果の言い換え前が原因、後ろが結果
prevent A from goingA cannot go因果の言い換え否定の意味を含む
so that she could catch the trainin order to catch the train因果の言い換え目的

2027年に出そうな言い換え(253組)

過去問(2021〜2026年度の本試験・追試験)で数えた語と場面から、2027年に出そうな言い換えと単語を予想してまとめた。数字は実際に数えた回数、どれが出るかはあくまで予想なので、「見たことある」を増やす道具として使おう。

数字・割合

本文の言い方選択肢の言い方例
starts at 10:00 and ends at 12:00lasts two hoursThe workshop starts at 10:00 and ends at 12:00. → The workshop lasts two hours.
ワークショップは10時開始、12時終了。→ワークショップは2時間。
Only 12 of the 40 students chose soccer.Less than a third of the students chose soccer.Only 12 of the 40 students chose soccer. → Less than a third of the students chose soccer.
40人中12人だけがサッカー。→サッカーを選んだのは3分の1未満。
fell from 400 to 200was cut in halfThe number of visitors fell from 400 to 200. → The number of visitors was cut in half.
来場者は400から200に減った。→来場者は半分になった。
Reading came first and music came second.Music was the second most popular.In the survey, reading came first and music came second. → Music was the second most popular hobby.
調査で1位は読書、2位は音楽。→音楽は2番目に人気の趣味だ。
About one in five students walk to school.Around 20% of students go to school on foot.About one in five students walk to school. → Around 20% of students go to school on foot.
約5人に1人が徒歩通学。→約20%が歩いて通学。
45% in Group A, compared with 15% in Group Bthree times as highIn Group A, 45% of people exercised daily, compared with 15% in Group B. → The rate in Group A was three times as high as in Group B.
Aは45%、Bは15%が毎日運動。→Aの割合はBの3倍。
The price has gone up from 100 to 150 yen.The price rose by 50%.The price of the drink has gone up from 100 to 150 yen. → The price of the drink rose by 50%.
飲み物は100円から150円に。→値段は50%上がった。
Nine out of ten users gave it five stars.Almost all users were satisfied.Nine out of ten users gave the app five stars. → Almost all users were happy with the app.
利用者10人中9人が星5つ。→ほぼ全員がアプリに満足。
The Tokyo shop sold 30 cakes, and the Osaka shop sold 10.The Tokyo shop sold three times as many.The Tokyo shop sold 30 cakes, and the Osaka shop sold 10. → The Tokyo shop sold three times as many cakes as the Osaka shop.
東京店はケーキ30個、大阪店は10個。→東京店は大阪店の3倍売った。
moved from Monday to Wednesdaytwo days laterThe meeting has been moved from Monday to Wednesday. → The meeting will be held two days later than planned.
会議は月曜から水曜へ。→会議は予定より2日遅い。
The bus leaves every 20 minutes.Three buses leave each hour.The bus leaves every 20 minutes. → Three buses leave each hour.
バスは20分ごと。→1時間に3本出る。
was due on the 10th, but now it is due on the 17thwere given an extra weekThe report was due on the 10th, but now it is due on the 17th. → Students were given an extra week to finish the report.
締切が10日から17日に。→1週間延びた。
was shortened from five days to threebecame two days shorterThe school trip was shortened from five days to three. → The school trip became two days shorter.
修学旅行は5日から3日に。→2日短くなった。
Registration opens on May 1 and closes on May 15.You can register for about two weeks.Registration opens on May 1 and closes on May 15. → People can register for about two weeks.
登録は5/1開始、5/15終了。→約2週間登録できる。
15 minutes on foot and 5 minutes by bikeCycling is faster than walking.It takes 15 minutes on foot and 5 minutes by bike. → Cycling there is faster than walking.
徒歩15分、自転車5分。→自転車の方が速い。
The ticket is 1,200 yen, but students pay 800 yen.Students get 400 yen off.A ticket is 1,200 yen, but students pay 800 yen. → Students get 400 yen off.
券は1,200円、学生は800円。→学生は400円引き。
Buy two, get one free.three items for the price of twoBuy two, get one free. → You can get three items for the price of two.
2つ買うと1つ無料。→2つ分の値段で3つ買える。
The fee has gone up from 300 to 500 yen.It now costs 200 yen more.The entry fee has gone up from 300 to 500 yen. → Entry now costs 200 yen more.
参加費が300円から500円に。→200円高くなった。
The used bike was 5,000 yen; a new one is 20,000 yen.It cost a quarter of the new price.The used bike was only 5,000 yen, but a new one is 20,000 yen. → The used bike cost a quarter of the price of a new one.
中古は5,000円、新品は2万円。→新品の4分の1の値段。
Shipping is free on orders over 3,000 yen.Spend enough and delivery costs nothing.Shipping is free on orders over 3,000 yen. → If you spend enough, delivery costs nothing.
3,000円超の注文は送料無料。→一定額以上なら配送費ゼロ。
It costs 800 yen for adults and half that for children.Children pay 400 yen.It costs 800 yen for adults and half that for children. → A child's ticket costs 400 yen.
大人800円、子どもはその半額。→子ども券は400円。
I go to bed at 11 and get up at 6.She sleeps seven hours.I go to bed at 11 and get up at 6. → She sleeps about seven hours a night.
11時に寝て6時に起きる。→約7時間寝る。
Only 20% of the kids get enough exercise.Most children are not active enough.Only 20% of the children get enough exercise. → Most children are not active enough.
十分運動する子は20%だけ。→大半の子は運動不足。
The park is a five-minute walk from the station.The park is close to the station.The park is a five-minute walk from the station. → The park is close to the station.
公園は駅から徒歩5分。→公園は駅に近い。
I can work from home on Mondays.He works remotely once a week.I can work from home on Mondays. → He works remotely once a week.
月曜は在宅で働ける。→週1回在宅勤務。
She has lived here since she was five.She moved here as a child.She has lived in this town since she was five. → She moved to this town as a child.
5歳からこの町に住む。→子どもの頃に越してきた。

同じ意味の別の語

本文の言い方選択肢の言い方例
Anyone can join.open to everyoneAnyone can join the dance class. → The dance class is open to everyone.
誰でもダンス教室に参加できる。→ダンス教室は全員に開かれている。
will take place a week later than plannedhas been moved to a later dateBecause of the typhoon, the festival will take place a week later than planned. → The date of the festival has been changed.
台風で祭りは予定より1週間後に。→祭りの日付が変わった。
is organized entirely by studentsstudents are in charge of itThe school festival is organized entirely by students. → Students are in charge of the school festival.
学園祭は生徒だけで運営される。→生徒が学園祭の担当だ。
There are only a few seats left.The event is almost full.There are only a few seats left for Saturday's show. → Saturday's show is almost full.
土曜の公演は残席わずか。→土曜の公演はほぼ満席だ。
has gone down little by littlefewer and fewerThe number of letters people send has gone down little by little. → People send fewer and fewer letters.
人が送る手紙の数は少しずつ減った。→手紙を送る人はどんどん減った。
The survey was done online.People answered on the internet.The survey was done online. → People answered the questions on the internet.
調査はオンラインで行われた。→人々はネットで質問に答えた。
I can't make it on Saturday.She is unable to come on Saturday.Sorry, I can't make it on Saturday. → She is unable to come on Saturday.
ごめん、土曜は行けない。→彼女は土曜に来られない。
Classes will start again on September 1.School will resume on September 1.Classes will start again on September 1. → School will resume on September 1.
授業は9/1に再開。→学校は9/1に再開する。
The supermarket is open 24 hours a day.You can shop there at any time.The supermarket is open 24 hours a day. → You can shop there at any time of day.
そのスーパーは24時間営業。→いつでも買い物できる。
I'll finish my homework first, and then I'll call you.He will call after he does his homework.I'll finish my homework first, and then I'll call you. → He will call her after he does his homework.
先に宿題を終えてから電話する。→宿題の後で電話する。
I'd rather stay home than go out in this rain.She prefers to stay in.I'd rather stay home than go out in this rain. → She prefers to stay indoors today.
この雨の中出かけるより家にいたい。→彼女は今日は家にいたい。
Either option is fine with me.He does not mind which one they choose.Either option is fine with me. → He does not mind which one they choose.
どちらの案でもいい。→どれを選んでも彼は気にしない。
Why don't we go by bus?She suggests traveling by bus.Why don't we go by bus? → She suggests traveling by bus.
バスで行かない?→彼女はバスで行くことを提案している。
You may choose either the morning or the afternoon session.Participants can pick a time.You may choose either the morning or the afternoon session. → Participants can pick the time they like.
午前か午後の回を選べる。→参加者は好きな時間を選べる。
Skis cost 2,000 yen per day to rent.You can borrow skis for a fee.Skis cost 2,000 yen per day to rent. → You can borrow skis for a fee.
スキー板のレンタルは1日2,000円。→有料でスキー板を借りられる。
The money will be used to repair the park.The funds will go toward fixing the park.The money we collect will be used to repair the park. → The funds will go toward fixing the park.
集めたお金は公園の修理に使う。→資金は公園の修繕にあてられる。
The price depends on your age.Different ages pay different amounts.The price depends on your age. → People of different ages pay different amounts.
料金は年齢で変わる。→年齢により払う額が違う。
Instead of throwing old clothes away, give them to others.reuse clothesInstead of throwing old clothes away, give them to others. → Old clothes can be reused.
古着は捨てずに人にあげよう。→古着は再利用できる。
Fewer birds come to the lake these days.The number of birds is declining.Fewer birds come to the lake these days. → The number of birds at the lake is declining.
最近湖に来る鳥が減った。→湖の鳥の数は減っている。
Bring your own bottle.Use a reusable bottle.Please bring your own bottle to the event. → Participants should use a reusable bottle.
イベントにはマイボトルを持ってきて。→参加者は繰り返し使えるボトルを使う。
Panels on the roof make the school's electricity.The school uses energy from the sun.Solar panels on the roof make the school's electricity. → The school uses energy from the sun.
屋根のパネルが学校の電気を作る。→学校は太陽のエネルギーを使う。
The town made a rule against plastic straws.A new rule limits plastic straws.The town made a rule against plastic straws. → A new rule limits the use of plastic straws in the town.
町はプラストローを禁じる規則を作った。→新しい規則でストローが制限された。
The temperature this summer was the highest ever recorded.This summer set a new record for heat.The temperature this summer was the highest ever recorded. → This summer set a new record for heat.
今年の夏は観測史上最高の気温だった。→今年の夏は暑さの新記録。
Try not to look at your phone before bed.Avoid screens at night.Try not to look at your phone before bed. → Avoid using screens late at night.
寝る前はスマホを見ないように。→夜遅くは画面を避けよう。
Too much sugar is bad for your teeth.Sugar can harm your teeth.Too much sugar is bad for your teeth. → Sugar can harm your teeth.
砂糖のとりすぎは歯に悪い。→砂糖は歯を傷めうる。
Stretching before running lowers the risk of injury.Stretching helps prevent injuries.Stretching before running lowers the risk of injury. → Stretching helps prevent injuries.
走る前のストレッチでけがの危険が下がる。→けがの予防になる。
The doctor told me to rest for a week.He was advised to take a week off.The doctor told me to rest for a week. → He was advised to take a week off.
医者に1週間休むよう言われた。→1週間休むよう助言された。
You can use the app without an internet connection.The app works offline.You can use the app without an internet connection. → The app works offline.
ネットなしでアプリが使える。→アプリはオフラインで動く。
Please download the new version of the app.The app needs to be updated.Please download the new version of the app. → The app needs to be updated.
アプリの新版を入れてください。→アプリの更新が必要だ。
Scan the QR code to see the menu.The menu can be viewed on a phone.Scan the QR code to see the menu. → The menu can be viewed on a phone.
QRコードを読むとメニューが見られる。→メニューはスマホで見られる。
The system warns you when the water gets too hot.It sends an alert.The system warns you when the water gets too hot. → The system sends an alert when the water is too hot.
お湯が熱すぎると知らせる。→警告を出す。
People can join without leaving their homes.The event is held online.People can join the talk without leaving their homes. → The talk is held online.
家を出ずに参加できる。→講演はオンライン開催。
Please include two sources in your report.Reports must refer to two references.Please include two sources in your report. → Each report must refer to two references.
レポートに出典を2つ入れて。→2つの参考資料に触れること。
The teacher gave us feedback on our drafts.The students received comments on their first versions.The teacher gave us feedback on our drafts. → The students received comments on their first versions.
先生が下書きに意見をくれた。→生徒は下書きへのコメントをもらった。
I studied in Canada for a year.She spent a year overseas.I studied in Canada for a year. → She spent a year studying overseas.
カナダで1年学んだ。→1年海外で学んだ。
The school accepts students from other countries.International students can enroll.The school accepts students from other countries. → International students can enroll at the school.
学校は外国の生徒を受け入れる。→留学生が入学できる。
Do the homework by yourself.Work independently.Please do this homework by yourself. → Students should work on this homework independently.
この宿題は1人でやって。→各自でやること。
Compare your answer with your partner's.Check your answers in pairs.Compare your answer with your partner's. → Check your answers in pairs.
答えを相手と比べて。→ペアで答えを確認しよう。
The paragraph gives two examples to support the idea.The idea is backed up with examples.The paragraph gives two examples to support the idea. → The idea is backed up with examples.
段落は考えを支える例を2つ挙げる。→考えは例で裏づけられている。
Summarize the article in one sentence.Give the main point of the article.Summarize the article in one sentence. → Give the main point of the article.
記事を1文で要約して。→記事の要点を示して。
People who live in the area cleaned the beach.Residents cleaned the beach.People who live in the area cleaned the beach. → Local residents cleaned the beach.
地域の住人が浜を掃除した。→住民が浜を掃除した。
We are looking for people to work at the café on weekends.The café is hiring weekend staff.We are looking for people to work at the café on weekends. → The café is hiring weekend staff.
週末カフェで働く人を探している。→カフェは週末の店員を募集中。
She is in charge of the sales team.She manages the sales team.She is in charge of the sales team. → She manages the sales team.
彼女は営業チームの責任者だ。→チームを管理している。
Customers say waiting times are too long.Customers are unhappy about waiting.Many customers say waiting times are too long. → Many customers are unhappy about waiting.
待ち時間が長すぎるとの声。→客は待つことに不満だ。
The results were the same as in the earlier study.The findings supported the earlier study.The results were the same as in the earlier study. → The findings supported the earlier study.
結果は以前の研究と同じ。→結果は前の研究を裏づけた。
Some animals sleep in the day and hunt at night.Some animals are nocturnal.Some animals sleep during the day and hunt at night. → Some animals are nocturnal.
昼に寝て夜に狩る動物もいる。→夜行性の動物もいる。
It's worth trying.She recommends giving it a try.This new café is worth trying. → She recommends giving the new café a try.
新しいカフェは試す価値あり。→行ってみるよう勧める。
There are both good and bad points.It has advantages and disadvantages.There are both good and bad points to online classes. → Online classes have advantages and disadvantages.
オンライン授業には良い点も悪い点もある。→長所と短所がある。
I'm all for it.He fully supports it.A four-day school week? I'm all for it. → He fully supports a four-day school week.
週4日制?大賛成。→全面的に支持している。
Can you give me a hand?He asks for help.Can you give me a hand with these boxes? → He asks her to help with the boxes.
この箱、手伝ってくれる?→手伝いを頼んでいる。
I'm running late.He will arrive late.Sorry, I'm running late. I'll be there in ten minutes. → He will arrive about ten minutes late.
ごめん遅れてる、10分で着く。→約10分遅れる。
It's on me.He will pay.Don't worry about the bill. It's on me. → He will pay for the meal.
お会計は気にしないで、おごるよ。→彼が支払う。
I'll take it.She decides to buy it.This one fits well. I'll take it. → She decides to buy it.
これぴったり、これにする。→買うことにした。
Could you say that again?He asks her to repeat it.Sorry, could you say that again? → He asks her to repeat what she said.
ごめん、もう一度言って?→繰り返すよう頼んでいる。
I'm not much of a cook.He is not good at cooking.I'm not much of a cook, so I usually buy lunch. → He is not good at cooking.
料理は得意じゃないので昼は買う。→料理が苦手。
Well, I'm not so sure.She is doubtful.Well, I'm not so sure that will work. → She is doubtful about the idea.
うーん、うまくいくかな。→疑っている。
Not only students but also parents joined.Both students and parents joined.Not only students but also parents joined the clean-up. → Both students and parents joined the clean-up.
生徒だけでなく親も参加。→生徒も親も参加した。
As soon as I got home, it started raining.It began to rain right after she got home.As soon as I got home, it started raining. → It began to rain right after she got home.
家に着いたとたん雨が降った。→帰宅直後に雨が降り始めた。

否定の裏返し

本文の言い方選択肢の言い方例
You don't need to bring anything.Everything is provided.You don't need to bring anything to the cooking lesson. → All the tools for the cooking lesson are provided.
料理教室に持ち物は不要。→道具はすべて用意される。
Tickets are not sold at the door.You must buy a ticket before you arrive.Tickets are not sold at the door. → You have to buy a ticket before you arrive.
当日券の販売はない。→来る前に券を買う必要がある。
children under 12 get in freeyoung children do not have to payAdults pay 500 yen, and children under 12 get in free. → Young children do not have to pay to enter.
大人500円、12歳未満は無料。→幼い子は入場にお金がいらない。
Please keep your phone switched off.Phones must not be used during the show.Please keep your phone switched off during the performance. → Phones must not be used during the show.
公演中は電源を切って。→公演中にスマホは使えない。
Almost nobody chose the green design.The green design was the least popular.Almost nobody chose the green design. → The green design was the least popular.
緑のデザインはほぼ誰も選ばなかった。→緑が最も人気がなかった。
stayed almost the same for five yearsThere was little change.The number of members stayed almost the same for five years. → There was little change in the number of members.
会員数は5年間ほぼ同じ。→会員数にほとんど変化はなかった。
Every teenager in the survey said no.None of the teenagers agreed.Every teenager in the survey said no. → None of the teenagers in the survey agreed.
調査の10代は全員「いいえ」。→10代で賛成した人はいなかった。
The shop is closed on Sundays.The shop is open six days a week.The shop is closed on Sundays. → The shop is open six days a week.
店は日曜休み。→店は週6日営業。
I work at a café every weekday evening.She is not free on weekday evenings.I work at a café every weekday evening. → She is not free on weekday evenings.
平日の夜は毎日カフェで働く。→平日の夜はあいていない。
The morning session is already full.No more people can join the morning session.The morning session is already full. → No more people can join the morning session.
午前の回はもう満員。→午前の回にはもう参加できない。
We will choose the date after checking everyone's schedule.The date has not been decided yet.We will choose the date after checking everyone's schedule. → The date has not been decided yet.
全員の予定を見て日付を決める。→日付はまだ決まっていない。
None of these fit my budget.All of them are too expensive for her.None of these jackets fit my budget. → All of these jackets are too expensive for her.
どの上着も予算に合わない。→どれも彼女には高すぎる。
I can't choose between the two jackets.She has not made up her mind yet.I can't choose between the two jackets. → She has not made up her mind yet.
2着のどちらか選べない。→まだ決めていない。
The first plan is fast but costly; the second is slow but cheap.Neither plan is perfect.The first plan is fast but costly, and the second is slow but cheap. → Neither plan is perfect.
1案は速いが高い、2案は遅いが安い。→どちらも完璧ではない。
Lunch is included in the price.No extra money is needed for lunch.Lunch is included in the price of the tour. → No extra money is needed for lunch on the tour.
昼食は料金に含まれる。→昼食に追加のお金はいらない。
There is an additional charge for delivery.Delivery is not free.There is an additional charge for delivery. → Delivery is not free.
配達は追加料金あり。→配達は無料ではない。
Payment is by cash only.Credit cards are not accepted.Payment is by cash only. → Credit cards are not accepted.
支払いは現金のみ。→カードは使えない。
Parking is free for the first hour.You pay only if you park longer than an hour.Parking is free for the first hour. → You pay only if you park for more than an hour.
駐車は最初の1時間無料。→1時間を超えると料金がかかる。
We didn't have to pay anything to get in.Entry was free.We didn't have to pay anything to get into the museum. → Entry to the museum was free.
博物館に入るのに何も払わなくてよかった。→入館は無料だった。
It breaks down naturally in soil.It does not harm the environment.This cup breaks down naturally in soil. → This cup does not harm the environment.
このカップは土で自然に分解される。→環境に害を与えない。
Classes will be held online next week.Students will not need to come to school.Classes will be held online next week. → Students will not need to come to school next week.
来週は授業がオンライン。→来週は登校しなくていい。
Keep your password secret.Don't share your password.Keep your password secret. → Don't share your password with anyone.
パスワードは秘密に。→誰にも教えないで。
No experience is necessary.Beginners are welcome.No experience is necessary for this job. → Beginners are welcome to apply for this job.
この仕事は経験不要。→初心者も応募できる。
Without bees, many fruits could not grow.Bees are important for growing fruit.Without bees, many fruits could not grow. → Bees are important for growing fruit.
ハチがいないと多くの果物は育たない。→ハチは果物づくりに大切。
Nobody knows exactly why this happens.The reason is still unclear.Nobody knows exactly why this happens. → The reason for this is still unclear.
なぜ起こるか正確には誰も知らない。→理由はまだ不明。
I'm not sure that's a good idea.She has doubts about the plan.I'm not sure that's a good idea. → She has doubts about the plan.
それがいい考えかわからない。→彼女は計画に疑問がある。
I couldn't agree more.He strongly agrees.I couldn't agree more. → He strongly agrees with the idea.
これ以上ないほど賛成。→強く賛成している。
I don't see why we need it.She thinks it is unnecessary.I don't see why we need a new logo. → She thinks a new logo is unnecessary.
新しいロゴがなぜ要るのかわからない。→不要だと思っている。
Not everyone likes the idea.Some people are against the idea.Not everyone in the class likes the idea. → Some students are against the idea.
全員がその案を好きなわけではない。→反対する生徒もいる。
It's not that I don't like it.He does like it to some degree.It's not that I don't like the song. → He does like the song to some degree.
その歌が嫌いなわけではない。→ある程度は好き。
If I had known about it, I would have come.She didn't know about it, so she didn't come.If I had known about the party, I would have come. → She didn't know about the party, so she didn't come.
知っていたら行ったのに。→知らなかったので来なかった。
Nothing is more important than safety.Safety is the top priority.Nothing is more important than safety. → Safety is the top priority.
安全ほど大切なものはない。→安全が最優先。
I wish I had more time.He doesn't have enough time.I wish I had more time to practice. → He does not have enough time to practice.
もっと練習時間があれば。→練習時間が足りない。
Nobody else in the class could solve it.She was the only one who solved it.Nobody else in the class could solve the puzzle. → She was the only one in the class who solved the puzzle.
クラスで他に解けた人はいない。→解けたのは彼女だけ。
I think I'll pass this time.She decides not to go.Thanks for asking, but I think I'll pass this time. → She decides not to join them.
誘ってくれてありがとう、でも今回はやめとく。→参加しないことにした。
I'm afraid it's sold out.It is not available now.I'm afraid that T-shirt is sold out. → That T-shirt is not available now.
あいにくそのTシャツは売り切れ。→今は買えない。
Let me think about it.She hasn't decided yet.It sounds interesting, but let me think about it. → She has not decided yet.
面白そうだけど考えさせて。→まだ決めていない。
I can't wait for the trip!She is excited about the trip.I can't wait for the school trip! → She is excited about the school trip.
修学旅行が待ちきれない!→楽しみにしている。
Without your help, I couldn't have finished.Thanks to your help, I finished.Without your help, I couldn't have finished the poster. → Thanks to her help, he finished the poster.
君の助けがなければ終わらなかった。→助けのおかげで終わった。
Unless it rains, we'll play.They will play if it doesn't rain.Unless it rains, we'll play baseball tomorrow. → They will play baseball if it doesn't rain.
雨でなければ明日野球をする。→雨が降らなければする。
She is the tallest in the class.No one in the class is taller than her.She is the tallest student in the class. → No one in the class is taller than her.
彼女はクラスで一番背が高い。→彼女より高い人はいない。
Most of the members are women.Men are in the minority.Most of the club members are women. → Men are in the minority in the club.
部員の大半は女性。→男性は少数派。
It was the first time she had flown.She had never been on a plane before.It was the first time she had flown. → She had never been on a plane before.
飛行機は初めてだった。→それまで乗ったことがなかった。
He is too young to drive.He is not old enough to drive.He is too young to drive a car. → He is not old enough to drive a car.
運転するには若すぎる。→運転できる年齢ではない。
It is too early to say whether it works.The results are not clear yet.It is too early to say whether the new system works. → The results of the new system are not clear yet.
効果があるか言うのは早すぎる。→結果はまだわからない。

まとめ語

本文の言い方選択肢の言い方例
It will be held in the gym if it rains.The place depends on the weather.The concert will be held in the gym if it rains. → Where the concert takes place depends on the weather.
雨なら体育館で開催。→開催場所は天気しだい。
Only 30 people can join.The number of participants is limited.Only 30 people can join the tour. → The number of people on the tour is limited.
ツアーは30人まで。→参加人数に限りがある。
The first 50 visitors will get a free bag.Some early visitors will receive a gift.The first 50 visitors will get a free bag. → Some of the earliest visitors will receive a present.
先着50人に無料のバッグ。→早く来た人に贈り物がある。
sign up by Fridayapply before a deadlineIf you want to perform, sign up by Friday. → Performers need to apply before a deadline.
出演希望者は金曜までに登録。→出演者は締切前に申し込む必要がある。
More than 1,000 people came.The event attracted a large number of visitors.More than 1,000 people came to the fair. → The fair attracted a large number of visitors.
1,000人以上が来た。→フェアは多くの来場者を集めた。
Please arrive 15 minutes before the show starts.The audience is asked to come early.Please arrive 15 minutes before the show starts. → Audience members are asked to come early.
開演15分前に来てください。→観客は早めに来るよう求められている。
Prizes will be given to the top three teams.The best teams will be rewarded.Prizes will be given to the top three teams. → The best teams will be rewarded.
上位3チームに賞品。→上位のチームがほうびをもらう。
has held this festival every summer since 2010an annual eventThe town has held this festival every summer since 2010. → The festival is an annual event.
町は2010年から毎夏この祭りを開く。→祭りは毎年の行事だ。
in English, and a translator will repeat it in Japanesecan be understood in two languagesThe speaker will talk in English, and a translator will repeat it in Japanese. → The talk can be understood in two languages.
話者は英語で話し通訳が日本語で繰り返す。→話は2言語でわかる。
I'll be in charge of the music, and Ken will do the lights.They have divided the tasks.I'll be in charge of the music, and Ken will do the lights. → They have divided the jobs between them.
私が音楽、ケンが照明を担当。→2人は仕事を分けた。
Soccer was top for boys, but tennis was top for girls.Boys and girls had different favorites.Soccer was the top choice for boys, but tennis was the top choice for girls. → The boys and the girls had different favorite sports.
男子1位はサッカー、女子はテニス。→男女で好きなスポーツが違った。
Half said yes, and the other half said no.Opinions were evenly divided.Half of the people said yes, and the other half said no. → Opinions were evenly divided.
半分が賛成、半分が反対。→意見はきれいに分かれた。
usually closes at 6 p.m., but stays open until 9 p.m. on Fridaysis open longer on FridaysThe library usually closes at 6 p.m., but it stays open until 9 p.m. on Fridays. → The library is open longer on Fridays.
図書館は通常18時閉館、金曜は21時まで。→金曜は開館時間が長い。
an hour earlier than usualbefore the usual timeLet's meet an hour earlier than usual tomorrow. → They will meet before the usual time tomorrow.
明日はいつもより1時間早く会おう。→明日はいつもより早く会う。
Plan A costs less, but Plan B includes lunch.Each plan has an advantage.Plan A costs less, but Plan B includes lunch. → Each plan has its own advantage.
Aは安く、Bは昼食つき。→どちらの案にも利点がある。
You can choose from three sizes.Several sizes are available.You can choose from three sizes. → Several sizes are available.
3サイズから選べる。→複数のサイズがある。
close to the station, cheap, and quiet, which is everything we wantedmeets all their requirementsThis apartment is close to the station, cheap, and quiet, which is everything we wanted. → The apartment meets all their requirements.
駅近・安い・静か、望み通り。→その部屋は条件を全部満たす。
The price covers the bus, the entrance fee, and dinner.All the main costs are included.The price covers the bus, the entrance fee, and dinner. → All the main costs are included.
料金はバス・入場料・夕食込み。→主な費用は全部含まれる。
We should stop using plastic bags.reduce plastic wasteWe should stop using plastic bags. → We should reduce plastic waste.
レジ袋の使用をやめるべきだ。→プラごみを減らすべきだ。
food that is thrown away without being eatenfood wasteMuch of the food that is thrown away without being eaten comes from homes. → Most food waste comes from homes.
食べずに捨てられる食べ物の多くは家庭から。→食品ロスの多くは家庭から。
We planted 200 trees along the river.The group took action to protect nature.Our club planted 200 trees along the river. → The club took action to protect nature.
部で川沿いに200本植樹した。→部は自然を守る行動をした。
walk or ride a bike instead of drivingchoose eco-friendly transportTry to walk or ride a bike instead of driving. → Choose eco-friendly ways to travel.
車でなく歩くか自転車で。→環境にやさしい移動手段を選ぼう。
We sorted the garbage into cans, paper, and plastic.We separated the waste for recycling.We sorted the garbage into cans, paper, and plastic. → We separated the waste so it could be recycled.
ごみを缶・紙・プラに分けた。→リサイクルのため分別した。
I walk for 30 minutes every day.He exercises regularly.I walk for 30 minutes every day. → He exercises regularly.
毎日30分歩く。→彼は定期的に運動している。
Eat more vegetables and less meat.Change your diet.Eat more vegetables and less meat. → Try to change your diet.
野菜を増やし肉を減らそう。→食生活を変えよう。
Wear a hat and drink water on hot days.Take steps to prevent heatstroke.Wear a hat and drink water on hot days. → Take steps to prevent heatstroke.
暑い日は帽子と水を。→熱中症を防ぐ対策をしよう。
I can't eat eggs or milk.She has a food allergy.I can't eat eggs or milk because they make me sick. → She has a food allergy.
卵や牛乳を食べると具合が悪くなる。→食物アレルギーがある。
You can check where the bus is on your phone.Live bus information is available online.You can check where the bus is on your phone. → Live bus information is available online.
スマホでバスの位置がわかる。→バスの最新情報がネットで見られる。
The robot can talk with people in 20 languages.The robot can communicate in many languages.The robot can talk with people in 20 languages. → The robot can communicate in many languages.
ロボットは20言語で話せる。→多くの言語でやりとりできる。
Since I got a smartwatch, I walk more.The device changed his habits.Since I got a smartwatch, I walk much more. → The device has changed his daily habits.
スマートウォッチを買ってからよく歩く。→機器が習慣を変えた。
My grandparents find new apps hard to use.Some older people struggle with technology.My grandparents find new apps hard to use. → Some older people struggle with technology.
祖父母は新しいアプリが使いにくい。→高齢者には技術に苦労する人もいる。
Customers pay at a machine, not at a counter.The shop uses self-checkout.Customers pay at a machine, not at a counter. → The shop uses self-checkout.
客はレジでなく機械で払う。→その店はセルフレジだ。
First, make an outline. Then write the essay.Planning comes before writing.First, make an outline. Then write the essay. → Planning comes before writing.
まず骨組み、次に作文。→書く前に計画する。
Each student can borrow five books at a time.There is a limit on the number of books.Each student can borrow five books at a time. → There is a limit on how many books students can borrow.
1人5冊まで借りられる。→借りられる冊数に制限がある。
I used to hate math, but now it's my favorite subject.His attitude toward math changed.I used to hate math, but now it's my favorite subject. → His attitude toward math has changed.
数学が嫌いだったが今は一番好き。→数学への気持ちが変わった。
Students who came to every class got a certificate.Full attendance was rewarded.Students who came to every class got a certificate. → Full attendance was rewarded.
全回出席した生徒に修了証。→皆勤がほめられた。
Most farms in the town grow apples.Apples are a major local product.Most farms in the town grow apples. → Apples are a major local product.
町のほとんどの農家がりんごを作る。→りんごは主な特産品。
Visitors can try making pottery with local craftspeople.Visitors can have a hands-on cultural experience.Visitors can try making pottery with local craftspeople. → Visitors can have a hands-on cultural experience.
地元の職人と焼き物づくりを体験できる。→文化体験ができる。
The old station building was turned into a café.The building was reused for a new purpose.The old station building was turned into a café. → The building was reused for a new purpose.
古い駅舎がカフェになった。→建物が新しい用途で再利用された。
The shops on this street have been here for over 100 years.The street has a long history.The shops on this street have been here for over 100 years. → The street has a long history.
この通りの店は100年以上ある。→通りは歴史が長い。
It takes two hours to get to the nearest hospital.Medical care is hard to reach.It takes two hours to get to the nearest hospital. → Medical care is hard to reach for people there.
最寄りの病院まで2時間。→医療を受けにくい。
Neighbors help each other when someone is sick.The community is supportive.Neighbors help each other when someone is sick. → The community is very supportive.
誰かが病気だと近所で助け合う。→地域は支え合っている。
I work three days a week.He has a part-time job.I work at a bookstore three days a week. → He has a part-time job at a bookstore.
週3日書店で働く。→書店でアルバイトしている。
He worked at the company for 30 years before retiring.He retired after a long career.He worked at the company for 30 years before retiring. → He retired after a long career.
30年勤めて退職した。→長い仕事人生の後に引退した。
Staff must wear a uniform.There is a dress code.All staff must wear a uniform at work. → The workplace has a dress code.
全員制服着用。→職場に服装の決まりがある。
These birds fly south every winter.The birds migrate.These birds fly south every winter and come back in spring. → The birds migrate each year.
この鳥は毎冬南へ飛び春に戻る。→鳥は毎年渡る。
That's true, but it costs too much.She partly agrees.That's true, but it costs too much. → She partly agrees with the idea.
それは確かだけど高すぎる。→一部だけ賛成。
I used to think it was useless, but now I see its value.He changed his mind.I used to think it was useless, but now I see its value. → He has changed his mind about it.
役に立たないと思っていたが今は価値がわかる。→考えが変わった。
Sounds good. Let's do that.They agree on the plan.Sounds good. Let's do that. → They agree on the plan.
いいね、そうしよう。→2人は計画に合意した。
I said I'd walk, but actually, I'll take the bus.She has changed her plan.I said I'd walk, but actually, I'll take the bus. → She has changed her plan.
歩くと言ったけど実はバスにする。→計画を変えた。
How about meeting at the station instead?He suggests a different place.How about meeting at the station instead? → He suggests a different meeting place.
代わりに駅で会うのはどう?→別の場所を提案している。

理由・結果

本文の言い方選択肢の言い方例
All the cookies were gone by noon.The cookies were very popular.All the cookies were gone by noon. → The cookies were very popular.
クッキーは昼までになくなった。→クッキーは大人気だった。
The data shows a link between screen time and poor sleep.Using screens may affect sleep.The data shows a link between screen time and poor sleep. → Using screens for a long time may affect sleep.
データは画面時間と睡眠不足の関係を示す。→画面の長時間利用は睡眠に影響しうる。
The bus was 30 minutes late, so I missed the start.He arrived after the event began.The bus was 30 minutes late, so I missed the start of the game. → He arrived after the game had started.
バスが30分遅れて開始に間に合わなかった。→試合開始後に着いた。
The red one is cheaper, so I'll take it.He chose it because of the price.The blue one is nice, but the red one is cheaper, so I'll take the red one. → He chose the red one because of the price.
青もいいが赤の方が安いので赤にする。→値段で赤を選んだ。
I spent all my pocket money on the game.She has no money left.I spent all my pocket money on the new game. → She has no money left.
おこづかいを全部ゲームに使った。→お金が残っていない。
A family ticket costs less than four single tickets.Families can save money.A family ticket costs less than four single tickets. → Families can save money with a family ticket.
家族券は1人券4枚より安い。→家族は節約できる。
Turn off the lights when you leave the room.save electricityTurn off the lights when you leave the room. → This helps to save electricity.
部屋を出るとき電気を消そう。→電気の節約になる。
Heavy rain has caused floods in many areas.Many areas were flooded because of heavy rain.Heavy rain has caused floods in many areas. → Many areas were flooded because of heavy rain.
大雨が各地で洪水を起こした。→大雨のため各地が浸水した。
Buying local vegetables means they don't travel far.Local food needs less transport.Buying local vegetables means they don't have to travel far. → Local food needs less transport.
地元の野菜は遠くから運ばなくていい。→地元の食べ物は輸送が少ない。
The water in the bay became dirty after the factory opened.The factory may have polluted the bay.The water in the bay became dirty after the factory opened. → The factory may have polluted the bay.
工場ができてから湾の水が汚れた。→工場が湾を汚したかもしれない。
I couldn't stop coughing, so I stayed home.She was absent because she was sick.I couldn't stop coughing, so I stayed home from school. → She was absent from school because she was sick.
せきが止まらず学校を休んだ。→体調不良で欠席した。
I've been sleeping badly because of exams.Stress from tests is affecting her sleep.I've been sleeping badly because of my exams. → Stress from tests is affecting her sleep.
試験のせいでよく眠れない。→試験のストレスが睡眠に影響。
After I started jogging, I stopped getting colds.Jogging seems to have made him healthier.After I started jogging, I stopped getting colds. → Jogging seems to have made him healthier.
ジョギングを始めて風邪をひかなくなった。→健康になったようだ。
I didn't review, so I failed the test.Lack of review caused her poor score.I didn't review, so I failed the test. → Not reviewing caused her poor score.
復習せず試験に落ちた。→復習不足が低得点の原因。
Many young people are moving to big cities.The town's population is getting older.Many young people are leaving the town for big cities. → The town's population is getting older.
若者が町を出て都市へ行く。→町の高齢化が進む。
There are only two buses a day, so people need a car.Public transport is limited.There are only two buses a day, so people need a car. → Public transport in the area is limited.
バスは1日2本で車が必要。→公共交通が限られている。
The festival brings many tourists to the town each year.The festival helps the local economy.The festival brings many tourists to the town each year. → The festival helps the local economy.
祭りで毎年観光客が来る。→祭りは地域経済を助ける。
The town put up signs in English, Chinese, and Korean.The town is making things easier for foreign visitors.The town put up signs in English, Chinese, and Korean. → The town is making things easier for foreign visitors.
町は英中韓の案内板を立てた。→外国人客に優しくしている。
The octopus changed its color to match the rocks.It used color to hide.The octopus changed its color to match the rocks. → The octopus used color to hide.
タコは岩に合わせて色を変えた。→色で身を隠した。
The number of these fish has fallen sharply.The fish may be in danger.The number of these fish has fallen sharply. → These fish may be in danger of dying out.
この魚の数が急減した。→絶滅の危機にあるかもしれない。
No wonder you're tired.It is natural that he is tired.You stayed up until three? No wonder you're tired. → It is natural that he is tired.
3時まで起きてた?疲れて当然。→疲れているのは当たり前。
The more you practice, the better you get.Practice leads to improvement.The more you practice, the better you get. → Practice leads to improvement.
練習するほどうまくなる。→練習は上達につながる。
It was so cold that the lake froze.The lake froze because of the cold.It was so cold that the lake froze. → The lake froze because of the cold weather.
寒すぎて湖が凍った。→寒さで湖が凍った。
The book was so interesting that I read it in one night.She finished the book quickly because she enjoyed it.The book was so interesting that I read it in one night. → She finished the book quickly because she enjoyed it.
面白くて一晩で読んだ。→楽しかったのですぐ読み終えた。

品詞・形

本文の言い方選択肢の言い方例
The hall can hold 800 people.The hall has a capacity of 800.The hall can hold 800 people. → The hall has a capacity of 800.
ホールは800人入れる。→ホールの定員は800人。
Artists from our town will show their paintings.an exhibition of local artArtists from our town will show their paintings in the library. → The library will hold an exhibition of local art.
町の画家が図書館で絵を展示。→図書館で地元の美術展が開かれる。
went up every year from 2020 to 2025grew steadilyThe shop's sales went up every year from 2020 to 2025. → The shop's sales grew steadily.
売上は2020〜25年に毎年上がった。→売上は着実に伸びた。
More people took the bus in 2025 than in 2024.The number of bus users rose.More people took the bus in 2025 than in 2024. → The number of bus users rose in 2025.
2025年は24年よりバス利用者が多い。→25年にバス利用者は増えた。
reached its highest point in 2023peaked in 2023The number of tourists reached its highest point in 2023. → The number of tourists peaked in 2023.
観光客数は2023年に最高になった。→観光客数は23年にピークだった。
Students who slept more than eight hours got higher scores.More sleep was connected with better results.Students who slept more than eight hours got higher test scores. → Getting more sleep was connected with better test results.
8時間超寝た生徒は点が高かった。→睡眠が多いと結果が良かった。
finish setting up before the guests arrivecomplete the preparations in timeWe have to finish setting up before the guests arrive. → The preparations must be completed in time.
客が来る前に準備を終えないと。→準備を間に合わせる必要がある。
Which do you like better, tea or coffee?He asks about her preference.Which do you like better, tea or coffee? → He asks about her preference.
紅茶とコーヒーどっちが好き?→彼は彼女の好みを聞いている。
You'll get your money back if you cancel by Friday.A refund is available until Friday.You'll get your money back if you cancel by Friday. → A refund is available until Friday.
金曜までに取り消せば返金。→金曜まで返金を受けられる。
Members pay 10% less.Membership gives you a discount.Members pay 10% less for every class. → Membership gives you a discount on classes.
会員はどの講座も1割安い。→会員になると割引がある。
The river is much cleaner than it was ten years ago.The water quality has improved.The river is much cleaner than it was ten years ago. → The water quality of the river has improved.
川は10年前よりずっときれい。→川の水質は良くなった。
Cars produce a lot of CO2.Cars are a major source of carbon emissions.Cars produce a lot of CO2. → Cars are a major source of carbon emissions.
車はCO2を多く出す。→車は炭素排出の大きな原因。
It can be used again and again.It is reusable.This bag can be used again and again. → This bag is reusable.
この袋は何度も使える。→この袋は再利用できる。
Cutting down forests destroys the places where animals live.Forest loss is a threat to animal habitats.Cutting down forests destroys the places where animals live. → Forest loss is a threat to animal habitats.
森を切ると動物のすみかが壊れる。→森林減少はすみかをおびやかす。
Drinking water often keeps your body working well.Staying hydrated is important for health.Drinking water often keeps your body working well. → Staying hydrated is important for your health.
こまめな水分で体が元気に働く。→水分補給は健康に大切。
Laughing reduces stress.Laughter helps people relax.Laughing reduces stress. → Laughter helps people relax.
笑うとストレスが減る。→笑いは人をリラックスさせる。
Sitting for long hours is not good for you.Long periods of sitting can be unhealthy.Sitting for long hours is not good for you. → Long periods of sitting can be unhealthy.
長時間座るのは体に良くない。→長く座ると不健康になりうる。
He hurt his knee during practice.He was injured while training.He hurt his knee during soccer practice. → He was injured while training.
練習中にひざを痛めた。→練習中にけがをした。
The machine does the work by itself.The process is automatic.The machine does the work by itself. → The process is automatic.
機械がひとりでに作業する。→工程は自動だ。
The app translates a speech as soon as it is spoken.Translation happens in real time.The app translates a speech as soon as it is spoken. → Translation happens in real time.
アプリは話した瞬間に訳す。→翻訳は即時に行われる。
The camera can tell who is standing in front of it.It uses face recognition.The camera can tell who is standing in front of it. → The camera uses face recognition technology.
カメラは前に立つ人が誰かわかる。→顔認証を使う。
Group members talked about the topic and shared ideas.The class had a discussion.Group members talked about the topic and shared their ideas. → The group had a discussion about the topic.
班で話し合い考えを出し合った。→班で話し合いをした。
Mr. Sato teaches us how to give good presentations.He helps students build presentation skills.Mr. Sato teaches us how to give good presentations. → He helps students build their presentation skills.
佐藤先生は発表の仕方を教える。→発表の力を育てる。
Pay is 1,100 yen an hour.The hourly wage is 1,100 yen.Pay for this job is 1,100 yen an hour. → The hourly wage for this job is 1,100 yen.
この仕事は1時間1,100円。→時給は1,100円。
Send your application form by email.You can apply by email.Send your application form by email. → You can apply by email.
応募用紙をメールで送って。→メールで応募できる。
The plants under blue light grew taller.Blue light had a positive effect on growth.The plants under blue light grew taller than the others. → Blue light had a positive effect on the plants' growth.
青い光の下の植物は背が高くなった。→青い光は成長に良い影響。
Plants need sunlight and water to grow.Light and water are necessary for plant growth.Plants need sunlight and water to grow. → Light and water are necessary for plant growth.
植物は育つのに光と水が必要。→光と水は成長に必要。
Scientists predicted it, and they turned out to be right.The prediction was correct.Scientists predicted the change, and they turned out to be right. → The scientists' prediction was correct.
科学者の予想は当たった。→予測は正しかった。
What worries me is the cost.Her main concern is money.What worries me is the cost. → Her main concern is money.
心配なのは費用だ。→主な懸念はお金。

主語・目的語の入れかえ

本文の言い方選択肢の言い方例
The researchers asked 500 high school students.500 students answered the questions.The researchers asked 500 high school students about their sleep. → 500 students answered questions about their sleep.
研究者は高校生500人に睡眠について聞いた。→500人が睡眠の質問に答えた。
Frogs used to live in this pond, but they have all gone.The pond has lost its frogs.Frogs used to live in this pond, but they have all gone. → The pond has lost its frogs.
昔この池にはカエルがいたが全部いなくなった。→池はカエルを失った。
I felt much better after a short nap.The nap refreshed her.I felt much better after a short nap. → The short nap refreshed her.
短い昼寝でずっと楽になった。→昼寝で元気になった。
Students who eat breakfast concentrate better.Breakfast improves concentration.Students who eat breakfast concentrate better in class. → Breakfast improves students' concentration.
朝食をとる生徒は授業に集中できる。→朝食は集中力を高める。
The website lets you compare prices.Users can check prices on the website.The website lets you compare prices at different shops. → Users can check prices at different shops on the website.
サイトで店ごとの値段を比べられる。→利用者はサイトで値段を確認できる。
Drones deliver medicine to islands.Medicine is carried to islands by drone.Drones deliver medicine to small islands. → Medicine is carried to small islands by drone.
ドローンが島に薬を届ける。→薬はドローンで島へ運ばれる。
AI wrote the first draft, and the students checked it.The students reviewed work made by AI.AI wrote the first draft, and the students checked it. → The students reviewed a draft made by AI.
AIが下書きし生徒が確認した。→生徒はAIの下書きを見直した。
The city council decided to build a new library.A new library is planned by the city.The city council decided to build a new library. → A new library is being planned by the city.
市議会は新図書館の建設を決めた。→市が新図書館を計画中。
Older people teach children traditional songs.Traditions are passed on to the next generation.Older people in the town teach children traditional songs. → Traditions are passed on to the next generation.
町のお年寄りが子に伝統の歌を教える。→伝統が次の世代へ伝わる。
The company gave me a chance to lead a project.She was given a leadership role.The company gave me a chance to lead a project. → She was given a leadership role at the company.
会社はリーダーの機会をくれた。→彼女はリーダー役を任された。
A new worker joined our team.The team hired someone.A new worker joined our team last month. → The team hired someone last month.
先月新人がチームに入った。→チームは先月人を雇った。
Mosquitoes are attracted to the smell of sweat.Sweat draws mosquitoes.Mosquitoes are attracted to the smell of sweat. → The smell of sweat draws mosquitoes.
蚊は汗のにおいに寄ってくる。→汗のにおいが蚊を引きよせる。
Scientists repeated the test many times.The experiment was repeated.Scientists repeated the test many times. → The experiment was repeated many times.
科学者は何度も試した。→実験は何度も繰り返された。
I had my bike repaired.Someone fixed his bike for him.I had my bike repaired at the shop. → Someone at the shop fixed his bike for him.
自転車を店で直してもらった。→店の人が直した。

その他

本文の言い方選択肢の言い方例
If I were you, I would take the train.She suggests taking the train.If I were you, I would take the train. → She suggests taking the train.
私なら電車にする。→彼女は電車を勧めている。
Although it is more expensive, it lasts much longer.It is worth the higher price.Although this bag is more expensive, it lasts much longer. → This bag is worth the higher price.
高いがずっと長持ちする。→高い値段の価値がある。
The battery lasts ten hours.It can be used all day without charging.The battery of this camera lasts ten hours. → The camera can be used all day without charging.
このカメラの電池は10時間もつ。→充電なしで1日使える。
It depends on the situation.There is no simple answer.Is it better to study in the morning? It depends on the person. → There is no simple answer to the question.
朝勉強がいいか?人による。→単純な答えはない。
I think the new rule is unfair.He is against the new rule.I think the new rule is unfair to first-year students. → He is against the new rule.
新しい規則は1年生に不公平だと思う。→規則に反対だ。
Read the manual before you use the machine.Read the manual first.Read the manual before you use the machine. → Read the manual first.
使う前に説明書を読んで。→まず説明書を読む。