- Everybodyknowsthatthereisseriousproblemofwaterpollutionontheearth.Yes,waterpollutionisincreasing.Look!Thewaterintheriverisgettingdirtieranddirtier.Mostoffishinthewaterhavedied,andwecan’tswiminthewater.Mygrandfathersays,whenhewasverylittle,thewa...
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- Everybodyknowsthatthereisseriousproblemofwaterpollutionontheearth.Yes,waterpollutionisincreasing.Look!Thewaterintheriverisgettingdirtieranddirtier.Mostoffishinthewaterhavedied,andwecan’tswiminthewater.Mygrandfathersays,whenhewasverylittle,thewaterin...
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