问题

I didn’t see her in the meeting room this morning. She ______ have spoken at the meeting.
A:mustn’t
B:shouldn’t
C:needn’t
D:couldn’t
B:shouldn’t
C:needn’t
D:couldn’t
正确答案是:
同类题型
_______ you have seen the film for three times, you must know something about the hero.
____ the right decisions ____ the future is probably the most important thing we’ll do. [ ]
I think our boat can pass the treacherous water ______ cautiously handled
We have time and again ____our position on Taiwan issue! Whatever happens, we won’t change it!
Look at these ____ animals. They often hurt people but they themselves can be___.