undertake vt.著手;從事;承擔(dān) → undertookundertook 過(guò)去式 → undertakenundertaken 過(guò)去分詞 → undertakingundertaking n.任務(wù);事業(yè);承諾;保證
【考點(diǎn)】及物動(dòng)詞;名詞詞義辨析.
【答案】undertook;undertaken;undertaking
【解答】
【點(diǎn)評(píng)】
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發(fā)布:2024/5/27 14:0:0組卷:2引用:1難度:0.5