题目内容
18．-Must I turn down the radio now？-No，you ．（ ）
| A． | mustn't | B． | needn't | C． | can't | D． | won't |
分析 句意：--现在我必须把收音机音量调小吗？
--不，你不必．
解答 答案：B．根据No，you ，可知这里是作出否定回答．由must引导的一般疑问句表示否定回答时需要用needn't或don't have to来回答．故选B．
点评 本题考查了情态动词的用法．解答本题的关键是由must引导的一般疑问句表示否定回答时一般用needn't或don't have to来回答．
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注意：（1）不少于60词，开头和结尾已经写好，不计人总词数．
（2）回复中不得出现任何人名、校名及其它相关信息，否则不予评分．
| Subject：Weekends From：Helen |
| Dear Wang Lin， I'm doing a survey on how students spend their weekends around the world．I need your help．Could you please answer the following questions？ •How do you usually relax yourself on weekends？ •Do you do chores at home？Why or why not？ •What do you wamt to do most？And why？ Thanks， Helen |
| Subjcct：Weekends From：Wang Lin |
| Dear Helen， Thank you for your email．I would like to answer your questions． |
| Best wishes， Wang Lin |
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