◎ 题干
To keep healthy, Mr. Smith_______ cycling as a regular form of exercise after he retired.
A.took upB.put upC.gave upD.made up
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“To keep healthy, Mr. Smith_______ cycling as a regular form of exercise after he retired.A.took upB.put upC.gave upD.made up…”主要考查了你对  【动词短语】【动词】  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。