— May I smoke here?— No, you ________. Can’t you read the sign “NO SMOKING”?
#62643
A
mustn’t
B
won’t
C
needn’t
D
Don’t have to
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People who drink wine ______ to drive after May Day.
#77648
A
don’t allow
B
isn’t allowed
C
mustn’t allow
D
mustn’t be allowed
--- He worked out such different questions at a very young age.--- Oh, he ______ a very smart student then.
#63131
A
could have been
B
should have been
C
might have been
D
must have been
I’m as busy as a bee; ________ you bother me with so many questions now?
#62229
A
can
B
shall
C
must
D
may
—Mr. Wang __________ be in the office. The light is still on.—No, he __________ be. Because he phoned me from the farm just now.
#77260
A
may; mustn’t
B
mustn’t; mustn’t
C
can’t; can’t
D
must; can’t