六年级英语作文:It is undeniable600字
Itisundeniablethattheworseningenvironmenthasbecomethebiggestconcernofthepresent-dayworld.Landresourcesaredwindlingbecauseofwaterlossandsoilerosion.Wastegasespoisontheairwebreathe.Theriversandlakesarep...
Itisundeniablethattheworseningenvironmenthasbecomethebiggestconcernofthepresent-dayworld.Landresourcesaredwindlingbecauseofwaterlossandsoilerosion.Wastegasespoisontheairwebreathe.Theriversandlakesarep...