The man in the office ____be Mr. Black because he phoned me from London just now.
#75461
A
mustn’t
B
may not
C
can’t
D
needn’t
推荐题目
I _____ have watched that movie --- it’ll give me horrible dreams.
#63539
A
couldn’t
B
needn’t
C
shouldn’t
D
mustn’t
—Mum, must I wash the dishes right now?—No, you ____.
#75363
A
shouldn’t
B
wouldn’t
C
mustn’t
D
needn’t
The World Wide Web is sometimes jokingly called the World Wide Wait because it _______ be very slow.
#63650
A
should
B
must
C
will
D
can
