怎样保护水资源Watr is vry important to th human bings.But now many rivrs and laks ar pollutd.

And what shall w do ???

W can do lik ths things:

First w must protct th factory form pouring wast watr into th rivr

Scond w should stop popl from throwing littr into th rivr.many kinds of littr may pollut th nvirnmnt.

Finally w can tll th visitors how important th watr is.

Aftr doing ths things,I think watr will bcom clarr soonr or latr.