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牛津译林版选择必修性必修第三册UNIT2 Out of this world导读话题妙切入课件
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这是一份牛津译林版选择必修性必修第三册UNIT2 Out of this world导读话题妙切入课件,共8页。
导读 话题妙切入UNIT 2 Out of this worldBy the spectroscope.They could see the size,colour,and brightness of a star.
导读 话题妙切入UNIT 2 Out of this worldBy the spectroscope.They could see the size,colour,and brightness of a star.
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