题目内容：

I'll tell you ___he told me last week
A.whidh B.what C.where D./
先行词是什么,为什么A不对,请详解

优质解答

I'll tell you _What__he told me last week.这是一个宾语从句What he told me last week如果你要用.which ,必须要有先行词,可以把句子改为I'll tell you a secret _ which__he told me last week....