◎ 题干
His grandparents used to ________ a walk after dinner, but now they are used to ________ a walk after breakfast.
A.take, takeB.taking, takingC.taking, takeD.take, taking
◎ 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“His grandparents used to ________ a walk after dinner, but now they are used to ________ a walk after breakfast.A.take, takeB.taking, takingC.taking, takeD.take…”主要考查了你对  【不定式】【分词】【动名词】  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。