问题描述： Why_you so busy last week?A did B do C was D were 1个回答 分类：英语 2014-12-15 问题解答： 我来补答 D因为busy是形容词,所以,前面不能加助动词did ,do.did,do 后面必须有谓语动词“上周你为什么那么忙?” 展开全文阅读
