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最佳答案：The environment of the Earth is deteriorating.
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最佳答案：With the trees also reduce the deterioration of the environment.
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最佳答案：With the development of economy,the deterioration of the environment is accelera
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最佳答案：看我的!As the world environment becomes wosen, human beings face environmental poll
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最佳答案：Due to over explotation by humans and the discharge of large amount of greenhous
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最佳答案：Because the environment is closely related to us,we should do our best to preven
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最佳答案：Due to the changes of the natural environment, the drop in the water level, wate
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最佳答案：很高兴来回答你的问题：随着救援工作继续,重建工作即将开始：With the rescue operations going on,the reconstruct
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最佳答案：At present,the environment pollution has become one of the world's most concerne
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最佳答案：在目前,环境污染已经成为世界最关注的问题之一,环境在进一步恶化,人们在想办法.现在对空气主要污染来源于汽车尾气,化石燃料的大量燃烧.而森林的破坏加剧了环境的污染