--Can I tell my best friend about it? ---No. I don’t want anyone else to know. You _________ let it out. 
#88317
A
mustn’t
B
won’t
C
don’t have to
D
don’t need to
推荐题目
He is an hour late by now.He         last night.
#87971
A
must stay up
B
should stay up
C
must have stayed up
D
should have stayed up
If he________his legs in the last training,he________the coming World Cup,which he has been longing to compete in.
#86965
A
hadn’t hurt;would join in
B
hadn’t hurt;would have taken part in
C
didn’t hurt;would go in for
D
didn’t hurt;would have taken part in
We __________ our lives had it not been for the policeman.
#87961
A
would have lost
B
should lose
C
might lose
D
could have lost