问题

We were looking for you all this morning. Youoffice without a word.

A:mustn’t have left
B:shouldn’t have left
C:couldn’t have left
D:needn’t have left

正确答案是：

同类题型

conomy increasing steadily, people______ enjoy a life of higher quality.

It’s my birthday today!—____________

___________ is my friend Mary, Mom.

You have seen the film Rush Hour, haven’t you—______________. How I wish to see it again!

I don’t like the way_____ he speaks to others