◎ 题干
——Do you know what your problem is?
—Yes. I always overwork to ________ for lost time.
A.sit upB.keep up
C.make upD.hold up
◎ 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“——Do you know what your problem is?—Yes. I always overwork to ________ for lost time.A.sit upB.keep upC.make upD.hold up…”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。