问题描述： 改错 why to walk so quickly 1个回答 分类：英语 2014-10-08 问题解答： 我来补答 why not 直接加动词原形 eg.Why not go for a walk?why don't you 加动词原形 eg.Why don't you go for a walk.一般don't 后要加you,所以应该是why do you walk so quickly,原句没有主语啊 展开全文阅读
