not 和 why don't 在语法上的区别

not 和 why don't 在语法上的区别 why don't和why not why don't you speak 这句话是不是在语法上那个说不通呀 why don‘t you和why not的不同用法 Why not和 why don't后面怎么接动词 Why not do 和 Why don't do 什么区别 why not 和why don't 有什么区别啊! why don't ,why not & why not do 答题的时候用在什么情况? why don't ,why not & why not do 答题的时候用在什么情况? Why don't you+...why not +. I don't know可以说成don't know吗?在语法上正确吗?don't do sth和sb don't do sth如何区别? why don't we =why not 还是why don't you=why not Why not 和Why don`t的区分“Why not give your teacher some flowers? 此句中为什么不用Why don`t? why 和 why not 的区别 why not 可以单独使用,如：--I don't like it at all.-- why not?why可以吗 why don't you和why not后面都跟动词原形么? Why not和 Why don't的区别主要句型意思用法 Why don't do sth和 why not do sth有什么区别? why not 同义词是 why don't you 还是 why don't you do