It is what you do rather than what you say matters.
A. that
B. what
C. which
D. this
网友回答
(答案→)A. that
B. what
C. which
D. this
解析:考查强调句型。It is...that是强调句型,可以强调除谓语外的任何成分,what you do和what you say是主语从句,rather than而不是;本题强调的是主语部分。句子不缺少主语,故不是名词性从句,也不是定语从句,this不能引导从句;排除B、C、D;句意:重要的是你所做的事情,而不是你所说的话。故选A。