◎ 题干
Do you know when the Great Wall _________?
A.was come into being B.came into being
C.had come into being D.had been come into being
◎ 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“Do you know when the Great Wall _________?A.was come into beingB.came into beingC.had come into beingD.had been come into being…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。