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![六年级英语作文：It is undeniable600字]( "六年级英语作文：It is undeniable600字")
六年级英语作文：It is undeniable600字
Itisundeniablethattheworseningenvironmenthasbecomethebiggestconcernofthepresent-dayworld.Landresourcesaredwindlingbecauseofwaterlossandsoilerosion.Wastegasespoisontheairwebreathe.Theriversandlakesarep...
