Tags标签为“poisonous”的作文-

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Pollution

Whenwereadnewspapersweoftencomeacrossthewordpollution.Thiswordwasnotfamiliartothepeoplesomedecadesago.Butnowitisaseriousthreattousbecause.itmeansthepoisoningoftheairseasriversandlandswhichwoulddoharmtoourhea

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随便挑，随机选，总有无视的~.~

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