◎ 题干
Karl Marx _____ his English study in his fifties, and translated several English books while he was still in prison.
[     ]
A. took up
B. took in
C. took off
D. took on
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Karl Marx _____ his English study in his fifties, and translated several English books while he was still in prison. [ ]A. took upB. took in C. took off D. …”主要考查了你对  【动词短语】  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。