◎ 题干
I found _____ impossible for_____ to work out the maths problem.

A. if, he
B. that, he
C. that, him 
D. it, him
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“I found _____ impossible for_____ to work out the maths problem. [ ]A. if, he B. that, he C. that, him D. it, him …”主要考查了你对  【人称代词】【it的用法】  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。