考试
2020-03-16 06:46:13

6961 The room is in such a ter

题目描述

The room is in such a terrible mess. It______cleaned as the landlady said.A.mustn"t beB.mu



The room is in such a terrible mess. It______cleaned as the landlady said.

A.mustn"t be

B.mustn"t have been

C.can"t be

D.can"t have been

请帮忙给出正确答案和分析,谢谢!

答案解析

D本题考查情态动词,前一句表明,房间乱作

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