“Is Jack on duty today?”“It ____ be him. It’s his turn tomorrow.”
#88237
A
mustn’t
B
won’t
C
needn’t
D
can’t
推荐题目
I’d rather you ________ there next week.  
#86429
A
went
B
go
C
should go
D
had gone
_________the freezing wind ,they_________ the injured man in time. They felt sorry for that.
#87973
A
Had not been for ;could reach
B
If there was not; might have reached
C
But for; might reach
D
If there hadn’t been ; could have reached