【题目】Tony always works out development schemes faster than others. Is it ________ he graduated from a top university ________ counts?
A.because, that
B.that, which
C.that; that
D.why, what

【答案】C
【解析】句意：托尼总是比别人更快地制定发展计划。是他从一所顶尖的大学毕业的作用吗？此处强调主语，主语是由that引导的主语从句，故选C。