关于Environment500的作文知识

Nowadaysenvironmentisworseandworse.Theworstproblemisfoodandwatershortage.Sowemustdosomethingwecanaboutit.Inmylife.Ioftensavefoodandwaterinmanyways.First,Inerverwastewater.Afterwashingtherice,Ireusethe...