◎ 题干
---My bike is broken. May I go ______ yours?
---Sorry, mine _______ broken down.
A.on, isB.by, isC.on, has D.by, has
◎ 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 bike is broken. May I go ______ yours?---Sorry, mine _______ broken down. A.on, isB.by, isC.on, has D.by, has…”主要考查了你对  【介词短语】【介词】  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。