题目

题型：不详难度：来源：

The question is ______ is responsible for what has happened.
A what           B where             C who             D whose

答案

C

解析

考察表语从句。Who指人引导表语从句who is responsible for what has happened并在句中作主语。结合句意可知C正确。句意：问题是谁为已经发生的事情负责。