◎ 题干
Every time the father comes into his room, the boy pretends ______ attentively.

A. reading
B. to be reading
C. to be read
D. to have read
◎ 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“Every time the father comes into his room, the boy pretends ______ attentively. [ ]A. reading B. to be reading C. to be read D. to have read …”主要考查了你对  【不定式的进行式】  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。