问题

It ________ be the postman at the door. It’s only six o’clock.
A:mustn't
B:can't
C:won't
D:needn't
B:can't
C:won't
D:needn't
正确答案是:
同类题型
Our team ________ their team in the match, that is, our team ________ the match.[ ]
Why do we get up so early— If we ______ the flight we would have to stay herefor another day.
So far as I’m______,I agree with you[ ]
The crossing was blocked by many trucks andbuses, made itimpossible for us to go to work on time.