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    Good morning ladies and gentlemen, teachers and my fellow friends. The...

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      Many people have realized the importance of health. As the clothes a...

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    中学生身体健康状况调查 现状:身体素质越来越差 原因:1.忙于学习,体育锻炼少 2.较少参加家务等体力劳动 3.饮食不均衡 专家建...

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