---I saw Mr. Smith at Xianyang Airport this morning.  ---You ____. He’s still on holiday in Hawaii.
#62523
A
can’t
B
couldn’t have
C
mustn’t have
D
needn’t
推荐题目
The door _____ open, no matter how hard she pushes.
#62530
A
doesn’t
B
can’t
C
won’t
D
shouldn’t
Thomas _____ a soldier, for he is much too short.
#63130
A
needn’t be
B
should be
C
may be
D
can’t be
If you ______ smoke, please go outside.
#74443
A
can
B
should
C
must
D
may