TheaverageAmericanchildspendsthreetofivehoursadaywatchingTV.In1961theaveragechildbegantowatchtelevisionatagethree;howevertodayitisninemonths.Yetmostparentsthinkthattelevisionhasbadinfluenceontheirc

　　TheaverageAmericanchildspendsthreetofivehoursadaywatchingTV.In1961theaveragechildbegantowatchtelevisionatagethree;howevertodayitisninemonths.Yetmostparentsthinkthattelevisionhasbadinfluenceontheirchildren.Forexampleintheearly1970smyparentsbelievedthatmybadeyesightwastheresultofsittingtooclosetothescreenandtheythereforemademystayatleastsixfeetfromit.Todaymostpeoplehavenosuchworrybutmanynewridiculous(荒谬的)sayingshaveappeared:

　　*TVmakeskidsstupid.Manychildrenwatchmoreeducationalprogramswhentheyarepre-schoolers.Whentheygrowuptheycanreadmorebooksandhavemuchbetterideastosolvedifficultproblemsthanotherchildren.

　　*TVmakeskidsviolent.Therealstoryisnotsosimple.HundredsofstudiesshowthatwatchingviolenceonTVmakeschildrenmoreaggressive(好斗的).Butastudyofover5000childrenalsofindsthatsomepositiveprogramsmakechildrenkinder.Theproblemisthatkidsareincreasinglywatchingshowswithviolenceinsteadofthosesuitablefortheirage.

　　*SittingaroundwatchingTVmakeskidsoverweight.Anexperimentfindsthatwhenchildrenwatchlesstelevisiontheydoloseextraweight;howeverreducingtheirtelevisiontimedoesnotmakethemmoreactive.Therealproblemliesinsnacking(吃零食).Awidespreadhabitforkidsandjunk-foodadvertisements.

　　*TVhelpskidsgettosleep.Theoppositeistrue.Themoretelevisionchildrenwatchthemorelikelytheyaretohaveirregularsleepandnap(小睡)patterns.Allowingkidstowatchtelevisionispartoftheproblemnotthesolution.

　　1.WhichoneistheadvantageofeducationalTVprograms?

　　A.Theywillmakechildrensolvedifficultproblemsbetterthanothers.

　　B.theywillimprovechildren’sabilitytogetalongwithothers.

　　C.Theyarelikelytomakechildrenmoreaggressive.

　　D.Theywillmakesureofchildren’ssuccessinthefuture.

　　2.WhyarechildrenspendingmuchtimewatchingTVlikelytobefat?

　　A.WatchingTVmakeschildrenlazyandinactive.

　　B.ChildrenareattractedbythefoodadvertisementonTV.

　　C.WatchingTVdoesn’tburnupasmuchfatasdoingsports.

　　D.ChildrenliketosnackwhilewatchingTV.