Waterisveryimportanttothehumanbeings.Butnowmanyriversandlakesarepolluted.
Andwhatshallwedo???
Wecandolikethesethings:
Firstwemustprotectthefactoryformpouringwastewaterintotheriver
Secondweshouldstoppeoplefromthrowinglitterintotheriver.manykindsoflittermaypollutetheenvirenment.
Finallywecantellthevisitorshowimportantthewateris.
Afterdoingthesethings,Ithinkwaterwillbecomeclearersoonerorlater.