问题 选择题

The policeman        have fined me for speeding but finally,he let me go.

A.should

B.could

C.must

D.would

答案

答案:B

虚拟语气题。Could have done “本能做某事实际没做”句意:警察本可以因为超速罚我款但是最后他们让我走了。

单项选择题
单项选择题