◎ 题干
My brother is _______ homework. He often ______ homework at homework.
A.does, doingB.doing, do
C.do, doingD.doing, does
◎ 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“My brother is _______ homework. He often ______ homework at homework.A.does, doingB.doing, doC.do, doingD.doing, does…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  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。