问题 选择题

We _____ for her because she never came.

A.mustn’t have waited

B.shouldn’t have waited

C.mustn’t wait

D.needn’t wait

答案

答案:B

should not have done表示“过去不应该做而做了某事”,含有“后悔”、“责备”、“劝告”,“批评”之意。

单项选择题
单项选择题 A1/A2型题