Unit 2 单元话题阅读练习

U2SportsandFitness话题阅读Passage1完形填空Jeremycannolongerread,driveacarorevenrecognizefaces.Butthe20-year-old,wholosthiscentralvisiontwoyearsago,can1hitasmallwhiteballintoaslightlylargerholefromaconsiderabledistance.JeremywasdiagnosedwithanextremelyrarediseasecalledLHON.Facedwiththeonsetofblindness,Jeremyadmitshe2intodepressionforacoupleofmonthsandfearedhe’dneverplaygolfagain.OnedayonTVhesawaguycryingbitterlywhohadjustlosthisfamilywhenaplanecrasheddownonhishouse.Jeremythought,“Ifthisguycanmakeitthroughthis,thenIcan3havingnocentralvision.”Thatbecamehismotto:“Thingscouldbe4.”Sosixmonthsafterlosinghissight,Jeremydecidedto5hisgolfclubagain.HehadplayedeverySundaysincetheageoftwelvewithhisDadLionel.Blindgolfbroughtthemevencloserbecause,unliketheregularversionofthesport,it’sa6game.Lionelactsashisson’ssightedcoachonthecourse.He7theholeandhazards(障碍).Thenhepointsinthedirection,whileJeremyplaceshischinonhisdad’sshouldertogeta8ofthecorrectposition.TheyplayedtogetherandwontheWorldBlindGolfChampionship.Besides,Jeremyhasbeencollectingmoneyandraising9ofLHONwithsponsoredbikerides,half-marathonsandevenskydives.“That’sthegreater10ofmydoinganything,”hetoldCNN.1.A.casuallyB.seriouslyC.successfullyD.accidentally2.A.ranB.lookedC.slippedD.burst3.A.avoidB.sufferC.escapeD.survive4.A.funnierB.worseC.simplerD.crazier5.A.lookforB.showoffC.pickupD.dealwith6.A.teamB.classC.mindD.strength7.A.clearsB.measuresC.discoversD.describes8.A.senseB.signC.viewD.mark9.A.levelsB.awarenessC.standardsD.spirit10.A.challengeB.opportunityC.potentialD.purposeKeys:1.C2.C3.D4.B5.C6.A7.D8.A9.B10.DPassage2阅读理解MyFirstMarathon（马拉松）Amonthbeforemyfirstmarathon,oneofmyankleswasinjuredandthismeantnotrunningfortwoweeks,leavingmeonlytwoweekstotrain.Yet,Iwasdeterminedtogoahead.Irememberbacktomy7thyearinschool.InmyfirstP.E.class,theteacherrequiredustorunlapsandthenhitasoftball.Ididn’tdoeitherwell.HelaterinformedmethatIwas＂notathletic＂.TheideathatIwas＂notathletic＂stuckwithmeforyears.WhenIstartedrunninginmy30s,Irealizedrunningwasabattleagainstmyself,notaboutcompetitionorwhetherornotIwasathletic.Itwasallaboutthebattleagainstmyownbodyandmind.Atestofwills!Thenightbeforemymarathon,IdreamtthatIcouldn’tevenfindthefinishline.Iwokeupsweatingandnervous,butreadytoprovesomethingtomyself.Shortlyaftercrossingthestartline,myshoelaces(鞋带)becameuntied.SoIstoppedtoreadjust.NotthestartIwanted!Atmile3,Ipassedasign:＂GOFORIT,RUNNERS!＂Bymile17,Ibecameoutofbreathandtheonceinjuredanklehurtbadly.Despitethepain,Istayedthecoursewalkingabitandthenrunningagain.Bymile21,Iwasstarving!AsIapproachedmile23,Icouldseemywifewavingasign.Sheismybiggestfan.Shenevermindedthealarmclocksoundingat4a.m.orquestionedmyexpensesonrunning.Iwasoneofthefinalrunnerstofinish.ButIfinished!AndIgotamedal.Infact,Igotthesamemedalastheonethattheguywhocameinfirstplacehad.Determinedtobemyself,moveforward,freeofshameandworldlylabels(世俗标签),Icannowcallmyselfa＂marathonwinner＂.36.

A

month

before

the

marathon,

the

author____________.A.

was

well

trained B.

felt

scaredC.

made

up

his

mind

to

run D.

lost

hope37.

Why

did

the

author

mention

the

P.E.

class

in

his

7th

year?A.

To

acknowledge

the

support

of

his

teacher.B.

To

amuse

the

readers

with

a

funny

story.C.

To

show

he

was

not

talented

in

sports.D.

To

share

a

precious

memory.38.

How

was

the

author’s

first

marathon?A.

He

made

it. B.

He

quit

halfway.C.

He

got

the

first

prize. D.

He

walked

to

the

end.39.

What

does

the

story

mainly

tell

us?A.

A

man

owes

his

success

to

his

family

support.B.

A

winner

is

one

with

a

great

effort

of

will.C.

Failure

is

the

mother

of

success.D.

One

is

never

too

old

to

learn.Keys:36.C 37.C 38.A 39.BPassage3阅读理解Racewalkingsharesmanyfitnessbenefitswithrunning,researchshows,whilemostlikelycontributingtofewerinjuries.Itdoes,however,haveitsownproblem.Racewalkersareconditionedathletes.ThelongesttrackandfieldeventattheSummerOlympicsisthe50-kilometerracewalk,whichisaboutfivemileslongerthanthemarathon.Butthesport’srulesrequirethataracewalker’skneesstaystraightthroughmostofthelegswingandonefootremainincontact(接触)withthegroundatalltimes.It’sthisstrangeformthatmakesracewalkingsuchanattractiveactivity,however,saysJaclynNorberg,anassistantprofessorofexercisescienceatSalemStateUniversityinSalem,Mass.Likerunning,racewalkingisphysicallydemanding,shesays,Accordingtomostcalculations,racewalkersmovingatapaceofsixmilesperhourwouldburnabout800calories(卡路里)perhour,whichisapproximatelytwiceasmanyastheywouldburnwalking,althoughfewerthanrunning,whichwouldprobablyburnabout1,000ormorecaloriesperhour.However,racewalkingdoesnotpoundthebodyasmuchasrunningdoes,Dr.Norbergsays.Accordingtoherresearch,runnershitthegroundwithasmuchasfourtimestheirbodyweightperstep,whileracewalkers,whodonotleavetheground,createonlyabout1.4timestheirbodyweightwitheachstep.Asaresult,shesays,someoftheinjuriesassociatedwithrunning,suchasrunner’sknee,areuncommonamongracewalkers.Butthesport’sstrangeformdoesplaceconsiderablestressontheanklesandhips,sopeoplewithahistoryofsuchinjuriesmightwanttobecautiousinadoptingthesport.Infact,anyonewishingtotryracewalkingshouldprobablyfirstconsultacoachorexperiencedracertolearnpropertechnique,shesays.Ittakessomepractice.28.Whyareracewalkersconditionedathletes?A.Theymustrunlongdistances.B.Theyarequalifiedforthemarathon.C.Theyhavetofollowspecialrules.D.Theyaregoodatswingingtheirlegs.29.Whatadvantagedoesracewalkinghaveoverrunning?A.It’smorepopularattheOlympics.B.It’slesschallengingphysically.C.It’smoreeffectiveinbodybuilding.D.It’slesslikelytocausekneeinjuries.30.WhatisDr.Norberg’ssuggestionforsomeonetryingracewalking?A.Gettingexperts’opinions.B.Havingamedicalcheckup.C.Hiringanexperiencedcoach.D.Doingregularexercises.31.Whichwordbestdescribestheauthor’sattitudetoracewalking?A.Skeptical.B.Objective.C.Tolerant.D.Conservative.Keys:28.C29.D30.A31.BPassage4阅读理解LearningtoRunAnarticlepublishedinthescientificjournalNaturediscussesanimportantaspectofhumanevolution.AccordingtoBrambleandLieberman,ProfessorsattheUniversityofUtah,humanspossessanumberoffeaturesthatmakethemsurprisinglygoodrunners.“Weareconfidentthattheselectionforrunningwasimportantintheoriginofthehumanbodyform,”saysBramble.Traditionalthinkinghasbeenthathumansarepoorrunnerscomparedtosuchanimalsashorses.However,thisisonlytrueifweconsiderrunningathighspeed,especiallyovershortdistances.Evenanathletecanhardlyrunasquicklyasahorsedoes,andcanonlykeepupatopspeedfor15secondsorso.Butwhenitcomestolong-distancerunning,humanswilldoastonishinglywell.Theycankeepasteadypaceformanykilometres,andtheirspeedisatleastatthesamelevelwiththatofhorses.BrambleandLiebermanexamined26partsofhumanbodies.Oneofthemostinterestingoftheseisthenuchalligament(韧带).Whenwerun,itisthisligamentthatpreventsourheadfrommovingbackandforthorfromsidetoside.Therefore,weareabletorunwithsteadyheads,heldhigh.ThenthereareAchillestendonsatthebacksofourlegs,formingthemechanicallinksbetweenthemusclestothebones.Theyactlikestrongstringsandhelptopushusforwardwhenwerun.Besides,wehavewideshoulders,adevelopmentwhichallowsustorunmoreAddtothisourlightforearms,whichswinginco-operationwiththemovementofourlegstoassistbalance,andonebeginstoappreciatethepointthatBrambleandLiebermanaretryingtomake.Butwhatadvantageisgainedfrombeinggoodlong-distancerunners?OnetheoryisthatthisabilitymayhavepermittedearlyhumanstoobtainfoodmoreSomescientistsguessthatearlyhumansmayhaverunafteranimalsforgreatdistancestomakethemtiredbeforekillingthem.Runningwouldalsohaveshownanotheradvantage:earlyhumansmighthaveeatenthemeatleftoverfromakillbyotherlargeanimals.Theymayhavebeenwarnedoftheexistenceofafreshlykilledanimalbyvultures(秃鹰),andthefastertheygottothesceneofthekillthe“Researchonthehistoryofhumanabilityofrunninghastraditionallybeencontroversial,”saysLieberman.“Attheveryleast,Ihopethistheorywillmakemanypeoplehavesecondthoughtsabouthowhumanslearnedtorunandwhywearebuiltthewayweare.”27.InParagraph2,theauthormainlytellsusthat .humansarepoorrunnerscomparedtohorseshumansaregoodrunnersoverlongdistanceshumansmayrunathighspeedforashorttimehumanscankeepaconstantpacewhenrunningcanlearnfromParagraph3that .A.tendonsareasuccessfuladaptationforrunningB.strongmusclesandboneskeeprunningeffectiveC.theshapeofshouldersaffectsthepositionofheadsD.humanscanrunfasteriftheyhavelongerforearms29.Whatconclusionisdrawnaboutearlyhumans?A.Theyfollowedbirdstoavoiddanger.B.Theywereunabletokilllargeanimals.C.Theydevelopedtheirbigbrainsforrunning.D.Theyevolvedrunningduetotheneedforhunting.30.WhatdoesLiebermanmeanbysayingtheunderlinedsentence?A.Provingthathumansruninacomfortableposition.B.Informingpeopleofthereasonswhyhumansmayrun.C.Expressingappreciationofthetheoryofhumanevolution.D.Makingpeoplereconsidertheideaaboutourbodystructure.Keys:27.B28.A29.D30.DPassage5阅读理解Forthosewhocanstomachit,workingoutbeforebreakfastmaybemorebeneficialforhealththaneatingfirst,accordingtoastudyofmealtimingandphysicalactivity.Athletesandscientistshavelongknownthatmealtimingaffectsperformance.However,farlesshasbeenknownabouthowmealtimingandexercisemightaffectgeneralhealth.Tofindout,Britishscientistsconductedastudy.Theyfirstfound10overweightandinactivebutotherwisehealthyyoungmen,whoselifestylesare,forbetterandworse,representativeofthoseofmostofus.Theytestedthemen'sfitnessandrestingmetabolic(新陈代谢的)ratesandtooksamples(样品)oftheirbloodandfattissue.Then,ontwoseparatemorningvisitstothescientists'lab,eachmanwalkedforanhouratanaveragespeedthat,intheoryshouldallowhisbodytorelymainlyonfatforfuel.Beforeoneoftheseworkouts,themenskippedbreakfast,meaningthattheyexercisedonacompletelyemptystomachafteralongovernightfast(禁食).Ontheotheroccasion,theyatearichmorningmealabouttwohoursbeforetheystartedwalking.Justbeforeandanhouraftereachworkout,thescientiststookadditionalsamplesofthemen'sbloodandfattissue.Thentheycomparedthesamples.Therewereconsiderabledifferences.Mostobviously,themendisplayedlowerbloodsugarlevelsatthestartoftheirworkoutswhentheyhadskippedbreakfastthanwhentheyhadeaten.Asaresult,theyburnedmorefatduringwalksonanemptystomachthanwhentheyhadeatenfirst.Ontheotherhand,theyburnedslightlymorecalories(卡路里),onaverage,duringtheworkoutafterbreakfastthanafterfasting.Butitwastheeffectsdeepwithinthefatcellsthatmayhavebeenthemostsignificant,theresearchersfound,Multiplegenesbehaveddifferently,dependingonwhethersomeonehadeatenornotbeforewalking.Manyofthesegenesproduceproteins(蛋白质)thatcanimprovebloodsugarregulationandinsulin(胰岛素)levelsthroughoutthebodyandsoareassociatedwithimprovedmetabolichealth.Thesegenesweremuchmoreactivewhenthemenhadfastedbeforeexercisethanwhentheyhadbreakfasted.Theimplicationoftheseresultsisthattogainthegreatesthealthbenefitsfromexercise,itmaybewisetoskipeatingfirst.61.Theunderlinedexpression"stomachit"inParagraph1mostprobablymeans"______".A.digestthemealeasily B.managewithoutbreakfastC.decidewiselywhattoeat D.eatwhateverisoffered62.Whywerethe10peoplechosenfortheexperiment?A.Theirlifestylesweretypicalofordinarypeople.B.Theirlackofexerciseledtooverweight.C.Theycouldwalkatanaveragespeed.D.Theyhadslowmetabolicrates.63.Whathappenedtothosewhoatebreakfastbeforeexercise?A.Theysuccessfullylostweight. B.Theyconsumedabitmorecalories.C.Theyburnedmorefatonaverage. D.Theydisplayedhigherinsulinlevels.64.Whatcouldbelearnedfromtheresearch?A.Aworkoutafterbreakfastimprovesgeneperformances.B.Toomuchworkoutoftenslowsmetabolicrates.C.Lifestyleisnotasimportantasmorningexercise.D.Physicalexercisebeforebreakfastisbetterforhealth.Keys:61.B62.A63.B64.DPassage6七选五Muchoftheworkintoday’sworldisaccomplished（完成）inteams.Mostpeoplebelievethebestwaytobuildagreatteamistogatheragroupofthemosttalentedindividuals.46Companiesspendmillionshiringtopbusinesspeople.Istheirmoneywellspent？47Theyfocusedonfootball,basketballandbaseball.TheresultsaremixedForfootballandbasketball,addingtalentedplayerstoateamprovesagoodmethod,butonlyuptothepointwhere70%oftheplayersaretoptalent；abovethatlevel,theteam’sperformancebeginstodecline.Interestingly,thistrendisn’tevidentinbaseball.whereadditionalindividualtalentkeepsimprovingtheteam’sperformance.Toexplainthisp