问题
选择题
_____________ made Jim most excited was, I think, ____________ he had passed all the exams.
A．That, what
B．What, which
C．That, which
D．What, that
答案
答案：D
题目分析：考查名词性从句。句意：我认为使Jim最兴奋的是他通过了所有的考试。what引导主语从句，做主语。that引导表语从句，不做句子成分。所以答案选D。