◎ 题干
It is ____ he often fails in exams ____  makes his parents worried about him.    
[     ]
A. what; that                    
B. that; what    
C. that; that    
D. /; that
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It is ____ he often fails inexams____makes his parents worried about him. [ ]A. what; thatB. that; whatC. that; thatD. /; that…”主要考查了你对  【从属连词】【强调句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。