成都电子机械高等专科学校文库下载_中国高校课件下载中心

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Background Information Organization of the Text Introtuctory Exercise Text & New Word Reading Intensive Study Exercise Check-up Assignment

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Pre-Reading Activities Text & New Word Reading Text A: Language Points Newspaper Reading Exercises Assignment

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Background Information Introductory Remarks Warm-up Activity Text New Word Reading Intensive Study Exercise Check-up Assignment

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Pre-Reading Activities Text New Word Reading TextA: Language Points Newspaper Reading Exercise Check-up .Assignment

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Background Information Organization of the Text Introductory Questions Text& New Word Reading Intensive Study Exercise Check-up Assignment

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Pre-Reading Activities Text New Word Reading Text A: Language Points .Newspaper Reading .Exercise Check-up .Assignment

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Pre-Reading Activities Text New Word Reading TextA: Language Points .Newspaper Reading Exercise Check-up .Assignment

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Background Information Organization of the Text Introductory Questions Text New Word Reading Intensive Study Exercise Check-up Assignment

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Pre-Reading Activities Text New Word Reading Text A: Language Points Newspaper Reading Exercise Check-up .Assignment Albert Einstein

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5-1摩擦的概念及类型 5-2运动副及机构中的摩擦 5-3机械效率与自锁