---Can people drive after drinking a glass of beer?---No. According to the law they _________.
#74316
A
mustn’t
B
can’t
C
needn’t
D
shouldn’t
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They _____ England and they will be back next week.
#77676
A
have gone to
B
have been to
C
have gone in
D
has been on
 I didn’t know Headmaster Weng was away for Beijing. I       to his office yesterday.
#63308
A
mustn’t have gone
B
needn’t have gone
C
wouldn’t have gone
D
couldn’t have gone