It is what you do rather than what you saymatters. A. thatB. what　C. whichD. this

问题补充：

It is what you do rather than what you saymatters.

A. that

B. what

C. which

D. this

答案：

(答案→)A. that

B. what

C. which

D. this

解析：由语境和句子结构可知，该句为强调句型，被强调部分是由ratherthan连接的并列主语从句担当。