◎ 题干
She brought with her three friends, none of ___________ I had ever met before.
A.them B.who C.whom D.these
◎ 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“She brought with her three friends, none of ___________ I had ever met before.A.themB.whoC.whomD.these…”主要考查了你对  【限制性定语从句】【非限制性定语从句】  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。