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【题目】—Must we finish all the exercises in a week?

—No, you ________. Just learn thirty new words by heart.

A.needn’tB.can’tC.mustn’tD.shouldn’t

【答案】A

【解析】

句意:——我们必须在一周内完成所有的练习吗? ——,你不必。只需要背诵30个新单词。

考查情态动词的用法; must引导的疑问句,肯定回答用musthave to,否定回答用needn'tdon't have to,意思是“不必”。故选A

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