The room must have been cleaned by Tom yesterday,________ it

The room must have been cleaned by Tom yesterday,________ it?
A.mustn't B.hasn't C.didn't D.wasn't
选D
路芒 1年前 已收到2个回答 举报
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wjd_lucky 幼苗

共回答了16个问题采纳率：93.8% 举报

The room must have been cleaned by Tom yesterday,________ it?
A.mustn't B.hasn't C.didn't D.wasn't
选D
这边是【must have been done】的结构,表示的是一种对过去的推测
所以反义疑问句不用mustn't it 而用【wasn't it】这是一种特殊用法

1年前

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wqjs61 幼苗

共回答了1126个问题 举报

D 前面的句中用must表示猜测，而在反义疑问句中要根据实际情况。

1年前

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