![Asweallknow,peoplecouldn’tlivewithoutwater.Somepartsofo...]( "Asweallknow,peoplecouldn’tlivewithoutwater.Somepartsofo...")
- 問題詳情：Asweallknow,peoplecouldn’tlivewithoutwater.Somepartsofourbodiesaremadeofwater.Wedependoncleanwatertoliveeveryday.However,wehumanbeingsarepollutingwaterseriously.InsomeareasofChina,peoplearestillingreatneedofcleanwater.Dirtywaterisoneofthewor...
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