◎ 题干
--- How many of you have solved the math problem?
--- ________, the math problem is far too difficult for us to work out. .
A.AllB.NoneC.NobodyD.Everybody
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ --- How many of you have solved the math problem?--- ________, the math problem is far too difficult for us to work out. .A.AllB.NoneC.NobodyD.Everybody…”主要考查了你对  【不定代词】  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。