why not的用法he refused me,and I asked him why.此处能不能用why not还是why not只能用于疑问句中吗?

why not的用法he refused me,and I asked him why.此处能不能用why not还是why not只能用于疑问句中吗? why not 的用法! why not do sth ?的用法 while I quite understand why he refused to help her, I cannot agree that he was right not to do so.这句话的后半句很纠结.请高手们帮忙翻译!谢谢! Why not 有几种用法? why not 用法 why don‘t you和why not的不同用法 英语翻译while I quite understand why he refused to help her,I cannot agree that he was right not to do so. 有关why not的用法why not是否等于why don't we?why don't we是不是不常用？ why 否定的用法 why not 是不是等于why don't? why not 的用法如题,why not应该怎么用啊? why not,how about,what about的区别和用法. 关于why的用法I'm sure Harry will remember,but why( )him a riing in case he forgets?（可多选）选项有1.don't you give 2.not to give 3.not give why don't you ; why not ; what about 三者的区别与用法 Why not和 Why don't的区别主要句型意思用法 why don't you ; why not ; what about 三者的区别与用法 He asks that he be given an opportunity to explain why he’s refused to go there.语法讲解 he was in such a bedraggled condition that an assistant refused to serve him.这句话一开始的in是什么用法,为什么用