-I wonder why Mr Green hasn’t showed up at the meeting yet.-I’m not sure, but he _______ in a traffic jam driving here.
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A
could be stuck
B
might stuck
C
might have been stuck
D
must have stuck
推荐题目
.The manager demanded the meeting _________.
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A
be called off
B
was called off
C
to be called off
D
should call off
That car nearly hit me; I ________. 
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A
might be killed
B
might have been killed
C
may be killed
D
may been killed
 It is strongly suggested that measures ________students to cheat in the exams.
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A
be taken to prevent
B
be taken to forbid
C
are taken to prevent
D
are taken to forbid