问题

You _____ TV last night since there was a power-cut. [ ]

A: mustn't have watched
B: couldn't have watched
C: couldn't watch
D: wouldn't watch

正确答案是：

同类题型

I want to buy that kind of cloth because I _____ the cloth _____ well

I can’t find my mobile phone anywhere.—You _____ have lost it while eating out.

With the help of the new equipment, our factory produced ________ VCD players in 2001 as the year before.

How can we get this language point _____ to the students

.— Her name is Susan.