---Mum.must I stay there the whole day?---No.you ．You may come back after lunch.if you like．( )A．can'tB．won'tC．needn'tD．mustn't 题目和参考答案——青夏教育精英家教网—

题目内容

10．---Mum，must I stay there the whole day？
---No，you _______．You may come back after lunch，if you like．（　　）

A．

can't

B．

won't

C．

needn't

D．

mustn't

分析 --妈妈，今天我必须呆在那里一整天吗？
--不，你不必．你可以午饭后回来，如果你喜欢．

解答答案：C．mustn't禁止；needn't不必；can't不可能；won't将不会．根据You may come back after lunch，可知你可以午饭后回来，你不必呆在那里一整天，Must的否定回答一般用needn't和don'thave to表示．needn't不必．故选C．

点评本题考查了情态动词的用法．解答时应注意Must的否定回答一般用needn't和don'thave to表示．

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