◎ 题干
—Do you know what Tom does all day ?
—I know he spends at least as much time watching TV as he       his lessons .
A.is doing B.does C.spends in D.does doing
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—Do you know what Tom does all day ?—I know he spends at least as much time watching TV as hehis lessons .A.is doing B.does C.spends in D.does doing…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。