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英语怎么把陈述句改为否定句

更新时间: 2021-05-08 17:50:02     

1,如果句中有be动词,在be动词后加not。

2,如果句子中有谓语动词,在主语后加don't(如主语为第三人称则加doesn't,切变动词三单为原型)。

3,如句子中有情态动词(如can,may等)在情态动词后加not即可。

4,如句子由need to等句型构成,则在need这类单词后加not。

关键词: 英语 怎么 陈述句 否定

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