why not+什么
的有关信息介绍如下:why not后面要跟动词原型.
why not+do sth 为什么不去做某事..通常用于向别人提建议..
例子:why not go for a walk?为什么不出去走走呢?
补充一下:why not +do (也就是动词原形) sth 等于why don't you do sth ?为什么不去做某事呢?例如:why not go to school ?就可以替换成why don't you go to school ?
why not 接动词原形 等于 why do not 人称 接动词原形
why not do sth.
why don't you do sth.
why not +do sth
为什么不做