练习册

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    1180] These young trees require carefully. [译文] 这些幼树需要仔细地照料. A. to look after B. looking after C. being looked after D. taking care [答案及简析] B. require , need, want表示"需要"时.一般用动名词的主动形式表示被动意思. 【查看更多】

     

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