--Must we hand in our homework now?---No, you ___. You ___ hand them in before Friday.
#88933
A
mustn’t , can
B
needn’t, can
C
can't , can
D
mustn’t, must
推荐题目
But for your help,I ________ the place.
#87108
A
can’t find    
B
can’t have found
C
couldn’t have found
D
haven’t found
Without your help, I ____the exam last term. 
#89943
A
failed in
B
would have failed
C
wouldn’t pass
D
would fail