【题目】It is not ______you have said but what you have done ______made us very disappointed.
A．that; what B．what; what
C．what; that D．that; that
在线课程【答案】C
【解析】
试题分析：考查名词性从句的连接词。句意：不是你说了什么而是你做了什么让我们非常失望。首先你看到后面but what you have done，前面对应的结构应该是what you have said，后面用that主语从句表强调，故选C。