![Waterpollutionhappenswhenwastethingsfrommanyareasarethr...]( "Waterpollutionhappenswhenwastethingsfrommanyareasarethr...")
- 問題詳情：Waterpollutionhappenswhenwastethingsfrommanyareasarethrownintorivers,lakesandseas.AgricultureTogetmorefood,farmersuselargeamountsofchemicals(化學制品).Whenthechemicalsarenotcompletelyusedbytheplants,theyarewashedawaybytherainwaterintorivers,l...
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