◎ 题干
I didn’t know __________. Can you tell me?
A.who to speak to B.who speak to C.who to speak D.who spoke
◎ 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“I didn’t know __________. Can you tell me?A.who to speak toB.who speak toC.who to speakD.who spoke…”主要考查了你对  【句子成分,句子结构】  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。