题目内容

--Must I renew the book now?

--No, you ________. You ________ that yesterday.

[  ]

A.mustn't; should do
B.needn't; should have done
C.may not; should do
D.can't; should have done
答案:D
解析:

你本该昨天还书,但没还,所以现在不能续借。


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