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最佳答案：爱地球谈环保正所谓“地球是我家,整洁靠大家”,身为地球人的我们有义务,有责任去保护它.但是我们的地球真的生病了.地球开始患上感冒的病症了,它开始发烧,这是为什么
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最佳答案：Once man did not have to think about the protection of his environment.There wer
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最佳答案：Recently the problem of protecting the environment has been brought into focus.
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最佳答案：The Low-Carbon EconomicNowadays,with more and more serious problem such as the g