Why not和 why don't后面怎么接动词

Why not和 why don't后面怎么接动词 why don't和why not why don't you和why not后面都跟动词原形么? why not是否等于why don't we?（why not后面用加together吗) why don‘t you和why not的不同用法 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 you+...why not +. why don't we =why not 还是why don't you=why not why not 后面加动词什么形式?why don't呢? why not后加do还是to do?why don‘t you 后面呢? 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 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? not 和 why don't 在语法上的区别 why don't you与why not的区别 why don't是不是等于why you not? why not是否等于why don't weRT why don't you do=why not doing