—–I think the man over there must be Tom.—–It _____ be him. He has ______ to America.
#75468
A
can’t;gone
B
can’t;been
C
may not;been
D
mustn’t;gone
推荐题目
—How much shall I pay for the telephone call? —You _____. It's free.
#76026
A
mustn't
B
shouldn't
C
don't have to
D
can't
It’s said that there’re plenty of hotels in that town. There ______ be any difficulty for you to find somewhere to stay today.
#62543
A
wouldn’t
B
mustn’t
C
shouldn’t
D
needn’t