题目内容

-Must I do my homework now?     -No, you _    _. You may have a rest.
A．mustn'tB．needn't
C．can'tD．wouldn't
B

试题分析：句意:-我必须现在做家庭作业吗？-不，你不必。你可以休息一下。mustn’t 禁止，千万不要；needn’t 不必，没有必要；can’t 不会，不能；wouldn’t 不愿意。根据句意可知，这里表示没有必要现在就做作业。故选B。
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