NowadaysmoreandmorepeopleliketowatchTV.SoTVplaysaveryimportantpartinourlife.ButwatchingTVhasbothadvantagesanddisadvantages.Generally,theadvantagescanbelistedasfollows.Firstly,youcanexpandyourknowledgebywatchingTV.Asweallknow,learningthingsbyTVismuchfasterthanbylisteningtotheradioorjustbyreadingbooks.Forithascolorfulpicturesaswellaswonderfulmusic.Secondly,youmayknowanybodyyouwanttoknowsuchasfamoussingers,superstars,scientistsandsoon.What’smore,youcangoeverywherebytravelingprograms.Let’ssuppose,ifyouliketravelingverymuch,butyouhavetoworkonweekendsorholidays,youmustbeverysad.AndnowopenyourTVandit’lltakeyoutoanywhere.Everycoinhastwosides.Thedisadvantagesarealsoobvious.Forexample,watchingtoomuchTVcaneasilybecomeshort-sighted,especiallyforchildrenandstudents.Tomakemattersworse,someyoungstudentsarekeenonwatchingTVsothattheygiveuptheirstudiesgradually.Throughaboveanalysis,IthinkwatchingTVisawayofstudying,itisgoodforustowatch

　　亲，，不是电视的作用啊，电视的发展，种类之类的啊