◎ 题干
All the machines stopped _____ with the electricity _____ throughout the factory.
A.working; cut throughB.to work; cut down
C.working; cut offD.to work; cut 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“All the machines stopped _____ with the electricity _____ throughout the factory.A.working; cut throughB.to work; cut down C.working; cut offD.to work; cut …”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。