keep up on

keep up on の類語

track, keep up, keep an eye on, maintain, sustain, continue, preserve, keep ~ going, prolong, conserve, shore up, keep alive, bear up, pillow, uphold, underlie, bolster, lend support, give support, afford support, keep, shore, bolster up, buoy up, subsidize, keep going, support, carry, prop, underpin, undergird, hold up, reinforce, stay, mainstay, keep afloat, back up, bear, hold, keep at it, follow, protect, perpetuate, moonlight, back, buttress, last, cradle, hang in, persist, keep on, work at, cushion, brace, shoulder, save, not waste, not use up, not destroy, keep intact

keep up on の言い換えを探すには

keep up on（）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。