题目内容
-Mum, must I go home now?
-No, you ________.But you should be back before 10.p.m.
[ ]
A.mustn't
B.needn't
C.can't
D.may not
答案:B
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题目内容
-Mum, must I go home now?
-No, you ________.But you should be back before 10.p.m.
A.mustn't
B.needn't
C.can't
D.may not