◎ 题干

275. A telephone is an instrument by which we can speak to people far away. The underlined word means ____.
A.a toolB.an experiment C.an expressionD.an instruction
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“275. A telephone is an instrument by which we can speak to people far away. The underlined word means ____.A.a toolB.an experiment C.an expressionD.an instruc…”主要考查了你对  【可数名词及其单复数】【集合名词】【名词】  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。