The question is ______ is responsible fo

问题选择题

The question is ______ is responsible for what has happened.

A what B where C who D whose

答案

答案：C

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。