阅读表达（共5小题，每小题2分，满分10分）阅读下面短文，请根据短文后的要求进行答题。（请注意问题后的字数要求）[1]Teenagerswhospendhoursinfrontofthetelevisionmayhaveapoorerdietasyo

　　阅读表达（共5小题，每小题2分，满分10分）

　　阅读下面短文，请根据短文后的要求进行答题。（请注意问题后的字数要求）

　　[1]Teenagerswhospendhoursinfrontofthetelevisionmayhaveapoorerdietasyoungadults,anewstudysuggests.It’snotclear,researcherssay,whethertelevisionitselfisthereason,butitispossiblethatthingslikesnacking(吃零食)infrontoftheTVorseeingadsforjunkfoodinfluenceyoungpeople’sdiets.

　　[2]Thestudyincludednearly1,400highschoolstudents.ItshowedthatthosewhowatchedTVforfivehoursormoreeverydayhadless-healthydietsthantheirstudentsfiveyearslater.Asagroup,theyatefewerfruitsandvegetables,butatemorefastfood,snackproductsandfriedfoods.

　　[3]"We’renotabletotellwhy,"leadresearcherDr.DaheiaJ.Barr-Andersonsaid."Butwedohavesomespeculations."PeoplewhospendalotoftimeinfrontoftheTV,especiallyteenagers,mayhavemoresnacks.Itmayinfluencetheirlong-termdietquality.It’salsopossiblethatTVadsforfastfood,sweetsandsnacksmaketeenagerseatmoreofthosefoods.TVtimemightalsoreplaceexercisetimeforsomekids.

　　[4]TheresearchersfoundaclearrelationshipbetweenTVtimeduringhighschoolanddietqualityoftheyoung.TheheaviestTVviewers ,andthosewho’dwatchedfewerthantwohourseverydayhadthemostfruits,vegetables.

　　[5]AccordingtoBarr-Anderson,thefindingssupportexperts’advicethatchildrenshouldwatchnomorethantwohoursoftelevisioneveryday."ParentsshouldcuttheTVtime,"Barr-Andersonsaid.Sheadvisedthatparentssetagoodexamplebyeatingright,beingphysicallyactiveandcontrollingtheirownTVtime.

　　小题1:Completethefollowingsentencesaccordingtotheunderlinedoneinparagraph3.(nomorethan5words)

　　SomechildrenmayspendmuchtimewatchingTVinsteadof .

　　小题2:Whatdoestheunderlinedword“It”inparagraph2referto?(nomorethan3words)

　　小题3:AccordingtoBarr-Anderson,whatshouldparentsdotosetagoodexamplefortheirchildren?(nomorethan15words)