haven't to与don't have to的用法有没有haven't to的短语

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/10 14:14:22
haven't to与don't have to的用法有没有haven't to的短语

haven't to与don't have to的用法有没有haven't to的短语
haven't to与don't have to的用法
有没有haven't to的短语

haven't to与don't have to的用法有没有haven't to的短语
没有.
have to是一个固定短语,此时have是行为动词,否定应为don't have to
还有一种情况,have作情态动词,否定为haven't,但后 面不加to,直接加动词原形

have to 是必须,不得不,是一个固定的搭配,而它的否定就是在 have 的前面加not.而 haven't to 是错误的,没有这样的否定。