◎ 题干
Our teacher told us to        the new words in the dictionary if we didn’t know them.
A.look overB.look afterC.look downD.look up
◎ 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“Our teacher told us to the new words in the dictionary if we didn’t know them.A.look overB.look afterC.look downD.look up…”主要考查了你对  【实义动词的单数第三人称形式】【实义动词】【动词短语】  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。