◎ 题干
    about this computer program, a huge amount of time and energy    .
A.Should I know; be saved
B.If I had known; can be saved
C.Had I known; would have been saved
D.Did I know; was saved
◎ 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“about this computer program, a huge amount of time and energy.A.Should I know; be savedB.If I had known; can be savedC.Had I known; would have been savedD.Di…”主要考查了你对  【全部倒装】【部分倒装】【省略句】  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。