小學(xué)英語作文:Protection of the Environment保護(hù)環(huán)境
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Once man did not have to think about the protection of his environment.There were few people on the earth, and natural resources seemed to be unlimited.
過去,人們不必?fù)?dān)心保護(hù)環(huán)境的問題。因為那時地球上人口稀少,自然資源似乎取之不盡。
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