问题
选择题
It is ______ he often fails in exams ______ makes his parents worried about him.
A. what, that
B. that, what
C. that, that
D. /, that
答案
答案:C
考查名词性从句及强调句。第一个that引导主语从句,第二个that为强调句型。句意:他考试常常不及格让他父母很担心他。