---Dad, must we wait until the light becomes green?---Yes, I’m afraid we ______. That’s the traffic rule.
#75458
A
can
B
may
C
have to
D
need
推荐题目
 He ________ to the cinema last night, for he stayed with me.
#62699
A
mustn’t go
B
shouldn’t have gone
C
could not go
D
couldn’t have gone
You _____ have bought the book for me, but thank you all the same.
#62880
A
shouldn’t
B
needn’t
C
can’t
D
mustn’t