◎ 题干
Members do not need to repeat the information which _____ before.

A. has submitted
B. had been submitted
C. has been submitted
D. submitted
◎ 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“Members do not need to repeat the information which _____ before.[ ]A. has submitted B. had been submitted C. has been submittedD. submitted …”主要考查了你对  【现在完成时的被动语态】  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。