题目内容：

I don' t think Ken did such a stupid thing,_____?
A. do I B. did I C. did he D. does he
答案是 C ,为什么?求解释.

优质解答

I don't think Ken did such a stupid thing,（C.did he）?我认为肯没做这样的一件傻事,对吗?陈述部分是包含宾语从句的复合句,主句是I don't think,那么疑问部分要与从句的主谓（即Ken did）一致.另外,陈述部分是否...