didn't can't won't mostn't needn't weren't doesn't 的用法和意思

来源：学生作业帮编辑：大师作文网作业帮分类：英语作业时间：2024/11/16 04:42:34

didn't助动词do/does的过去式的否定式
can't 情态动词can的否定式,表示“不能做……”,又是也表猜测“不可能”
won't will过去式的否定式,表示“不去做……”
needn't need的否定式,表示“不需要做……”
weren't are/is的过去式的否定式,用在第二、三人称后,表示“不是……”
doesn't does的否定式,用在第三人称单数后面,表示“不做……”
再问： mustn't呢？
再答： mustn't must 的否定式，后加动词原形，表示“不可能……”

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