(2012·上海高考)The new law states that people ________ drive after drinking alcohol.
#62387
A
wouldn't
B
needn't
C
won't
D
mustn't
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The light in his office is out. He_________ left for home.
#62358
A
must have
B
must have been
C
should have
D
should have been
You_____ all those calculations! We have a computer to do that sort of thing.
#63501
A
needn’t have done
B
must not have done
C
shouldn’t have done
D
can not have done