英语翻译Man has been polluting the earth.the more people,the mor
英语翻译
Man has been polluting the earth.the more people,the more pollution,Many years ago,the problem was not so serious because there were not so many people.when the land was used up or the river was dirty in a place,men moved to another place.but now this is no longer true.however,man is gradually polluting the whole world now.
Man has been polluting the earth.the more people,the more pollution,Many years ago,the problem was not so serious because there were not so many people.when the land was used up or the river was dirty in a place,men moved to another place.but now this is no longer true.however,man is gradually polluting the whole world now.
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你能帮帮他们吗