Theseyoungtreesmust______A.lookafte

发布时间：2020-07-12 04:06:51

These young trees must ______












A.look after well











B.be look after well










C.be looked well










D.be looked after well

网友回答

D解析look after是照顾照看的意思，小树是照看的对象，所以要用被动语态。被动语态结构为be动词加动词的过去分词，所以D为正确
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