关于Hundredsofyearsagoli的百科

•    Hundredsofyearsago,lifewasharderthanitistoday.People...

• 问题详情：   Hundredsofyearsago,lifewasharderthanitistoday.Peopledidn’thavemodernmachines.Therewasnomodernmedicine,either.Lifetodayhasbroughtnewproblems.Oneofthebiggestispollution.Waterpollutionhasmadeourriversandlakesdirty.Itkillsourfishandpollute...
• 2019-04-0511534