◎ 题干
I can’t understand _______ Apple’s iPad 2.
A. why are they so mad about.        B. why they are 80 Bad about
C. how are they so mad about        D, how they are 80 mad about
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I can’t understand _______ Apple’s iPad 2.A. why are they so mad about. B. why they are 80 Bad aboutC. how are they so mad about D, how they are 80 mad ab…”主要考查了你对  【宾语从句】  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。