◎ 题干
This math problem is very difficult. Can you tell me ______, Tom?

A. how to work out it
B. what to work out
C. how to work it out 
D. to work it out
◎ 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“This math problem is very difficult. Can you tell me ______, Tom?[ ]A. how to work out it B. what to work out C. how to work it out D. to work it out …”主要考查了你对  【连接副词】【动词短语】  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。