Lifetodayhasmanyproblems.Oneofthebiggestis 41(pol...
问题详情: Lifetodayhasmanyproblems.Oneofthebiggestis 41(pollute).Waterpollution 42 (make)ourriversandlakesdirty.Itkillsourfishandpollutesourdrinkingwater.Noisepollutionmakesustalk...
问题详情: Lifetodayhasmanyproblems.Oneofthebiggestis 41(pollute).Waterpollution 42 (make)ourriversandlakesdirty.Itkillsourfishandpollutesourdrinkingwater.Noisepollutionmakesustalk...