Their answers are exactly the same. One of them ___ from the other.
#62605
A
must copy
B
must have copied
C
should copy
D
should have copied
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—The traffic is heavy now, so Mike come late.—Let’s wait ten more minutes.
#63276
A
can
B
need
C
may
D
shall
—Are you going to help him?—Why ___ I help him? He' s never done anything for me．
#63530
A
would
B
could
C
might
D
should
—Show me your permit, please.—Oh, it's not in my pocket. It ________.
#62323
A
must have fallen out
B
might fall out
C
could fall out
D
should have fallen out