◎ 题干
We arrived at work in the morning and found that somebody ________ into the office during the night.(2011·江西)
A.broke B.had broken
C.has broken D.was breaking
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“ We arrived at work in the morning and found that somebody ________ into the office during the night.(2011·江西)A.brokeB.had brokenC.has brokenD.was breaking…”主要考查了你对  【过去完成时】【过去完成时的被动语态】  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。