Why did you buy a radio?-( )English A.Learn B Be learningC To learn 请说明原因.还有这个答句的主语是什么.是不是祈使句之类的,越完整越好

why did you buy such funny clothes? -Why did you buy a radio?- _____ .A.Learn.B.-Why did you buy a radio?- _____ .A.Learn.B.Learning.C.To learn.D.Be learning. ---Why did you buy a radio?---___(learn) English well原因 why did you buy the book?---_______ my English.A.Improve B.Improving C.to improveD.be improving Why didn't he buy a ball?（同义句转换） ------- did he buy a ball ------? what did you buy 同义句 why don't you buy a pencil?why not buy a pencil对吗 Did you father buy you a new bike 同意句 why did you miss Why did you leave why did not you why did you buy a radio?_(learn) english用括号里的词适当形式填空,应该填什么为什么这样填 1.why did you buy the jacket___you didn't like itA.since B.that C.which D./答案是A为什么不是B did.buy.a.T-shirt.you.me连词成句 What did you buy last where did you buy that? did you buy anything?翻译! Why did you buy a radio like this?___ English well.A:Learn B:Learning C:To learn请问第二个句子是不是省略句,完整的是怎么样的?再帮我分析一下句子成分好吗?因为只有这样我才能真正明白,Why did you buy a radio l