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最佳答案：Now people don't cherish water. They pour the used dirty water casually. The fac
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最佳答案：没规定必须full sentence,那我偷懒了1.increase public awareness on water polution增加对水污染公共意识2
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最佳答案：Some people haven't realized the importance of water and often put trash into ri
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最佳答案：1 We must take action to stop polluting water .2 People are living worse and wor
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最佳答案：城市的空气污染造成空气污浊,人们的发病率上升；水污染使水环境质量恶化,饮用水源的质量普遍下降,威胁人的身体健康,过度释放二氧化碳使全球变暖.Air pollut
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最佳答案：There used to be a small wood house,but it was swept away by the flood last year