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最佳答案：With the improvement of our living standard, more and more people can afford a c
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最佳答案：As we all know, the environment around us is getting worse and worse. In some pl
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最佳答案：Protect environment(环境保护)The earth scale change of climate has brought a new kin
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最佳答案：Make our world more beautiful !Protecting theenvironment is becoming more and mo
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最佳答案：The stimulus package devised by President Barack Obama and Congressional leaders
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最佳答案：Protect the animalsPlant more treesDo not pollute the cityalways go out by bike
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最佳答案：Protect environment(环境保护)The earth scale change of climate has brought a new kin
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最佳答案：Please save the earth is a slogan that we can almost here every day now.Owing to
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最佳答案：以下就是!
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最佳答案：Some people believe that economic development should never be at the cost of the