题目内容
It is _____ he often fails in exams _____ makes his parents worried about him.
A. what; thatB. that; whatC. that; thatD. /; that
C
【解析】
试题分析:考查强调句型和主语从句。强调句型it is/was... that去掉后不影响句意,据此排除B;根据makes可知,that he often fails in exams是主语从句,he often fails in exams是主谓结构,不缺少成分,排除what;that引导主语从句时不能省略,排除D;故选C。
考点:考查强调句型和主语从句
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