Why don not you tell him the news?（改为同义句） （）（）tell him the news?怎么写?为什么?

Why don't you+...why not +. Why can not tell me you thinks~ why did not you tell me?I () tell you why don't we =why not 还是why don't you=why not why don not you read 同意句 why not【 】 why not ()(take) the train?i don't know how()(tell) you about this.does he need()(hand) in herhomework. I ask you why ,Not tell you the reason是什么意思 can you tell me why you not happy是什么意思 why don't you与why not的区别 why don‘t you和why not的不同用法 why don't是不是等于why you not? why don't you do=why not doing why not 同义词是 why don't you 还是 why don't you do Why don not you tell him the news?（改为同义句） （）（）tell him the news?怎么写?为什么? why don not smile?you look upset yes?WHY DON NOT SMILE?YOU LOOK UPSET YES? can you tell me why you did not come yesterday还是can you tell me why did you not come Why?I love you,but you do not love me?WHY?Tell me why! why not可以=why don't you可不可以=why don't we/they.