题目内容：

When _____ what really changed his life eight years ago,he tells us that the most imoprtant thing
was confidence.A to ask B to be asked C asking D asked

优质解答

D 这是一个状语从句的省略,状语从句省略的时候,从句的主语和主句的主语一致,所以是当他被问到八年前是什么真正的改变了他的生活时.被动When he was asked what really changed his life eight years ago,