2010年高考英语模拟测试阅读理解八套》详解

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1、（一）Healthexpertshavelongworriedabouttheincreasingrateofobesityinkids.It'sanimportantconcern:Beingweightorobeseduringchildhoodcanleadtoseriousproblemsnormallyseeninadults,suchasdiabetesandhighbloodpressure.Poordietsandalackofexerciseareusuallythecauses.Butwouldyoueverhaveimaginedtheremightb

2、eaconnectionbetweenthebacteriathatlivedinyourguts（内脏）whenyouwereababyandthechancethatyouwouldbecomeoverweight?ScientistsinFinlandrecentlyfoundjustsuchalink.Inarecentstudy,theyshowedthatoverweightkidshaddifferentspeciesofbacterialivingintheirguts•Youprobablythinkofbacteriaonlyasgermsthatcan

3、makeyousick.Whileifstruethatsomebacteriacanmakepeopleill,yourbodyactuallydependsonsometypesofbacteriatohelpyoudigestfoodandextractnutrientsfromit.These"goocTbacterialiveinyourguts,wheretheyprocessthefoodyoueat.Humanbabiesgetthesebacterialhelpersfromtheirmoms.Whenababyisborn,someofthebacter

4、iainthemothermoveintothebaby9sbody.Growingbabiesgetadditional"good^bacteriafromthemilktheirmothersproduce.Anditturnsoutthebacteriamightplayanimportantroleinregulatingweightjustsixyearslater.Sohowcouldthesebacteriaaffectweight?Theresearchersstillhaven'ttestedthatquestion,butfuturetestsmight

5、leadtoananswer・1・The“link’'inParagraph2referstotherelationshipbetween.A.bacteriaandthechanceofbeingoverweightB・obesityanddiabetesC・dietsandthechanceofbeingoverweightD.bacteriaandexercise2.WhichofthefollowingisNOTthefunctionof“good"bacteria?A.Helpingtodigestfood・B・Helpingtotakenutrientsfrom

6、food.C.Helpingtoregulateweight.D.Makingapersonill.3.Thepurposeofwritingthispassageisto・A.introducetheroleofbacteriainchildren、weightB・analyzetheinfluenceofobesityonkidsC.giveadviceonhowtoloseweightquicklyD.explainthefunctionofbacteriainfoods（二）Oneeventthathelpseducateyoungpeopleaboutthings

7、theycandoforothersisNationalYouthServiceDay（NYSD）.Everyyearonthisday,organizationsalloverthecountrycelebrateyoungvolunteers,educateyoungpeopleabouthowtheycanhelptheircountry,andinvitethemtoparticipateinserviceprojects.FormerSecretaryofStateColinPowellsaid,"Nat