科普知識(shí)類

第一部分五年高考題薈萃

Passage1

（09?上海C篇）

“Getyourhandsoffme,Ihavebeenstolen,thelaptop,aportablecomputer,shouted.Thatisanewsolution

tolaptopcomputertheft:aprogramthatletsownersgivetheirpropertyavoicewhenithasbeentaken.

Theprogramallowsuserstodisplayalertsonthemissingcomputer'sscreenandeventosetaspoken

message.Trackingsoftwareforstolenlaptopshasbeenonthemarketforsometime,butthisisthoughttobethe

firstthatallowsownerstogivethethiefapieceoftheirmind.

Ownersmustreporttheirlaptopmissingbyvisitingawebsite,whichsendsamessagetothemodel:aredand

yellow“l(fā)ostorstolen^^signappearsonitsscreenwhenitisstarted.Underthelatestversion。版本）ofthesoftware,

userscanalsosendaspokenmessage.

Themessagecanbesettoreappearevery30seconds,nomatterhowmanytimesthethiefclosesit."One

customersentamessagesaying/Youarebeingtracked.Iamrightatyourdoor,,^^saidCarrieHafeman,chief

executiveofthecompanywhichproducestheprogram.Retriever.

Inthelatestversion,peoplecanaddaspokenmessage.Forexample,thelaptop'sspeakerswillsay:"Help,

thislaptopisreportedlostorstolen.Ifyouarenotmyowner,reportmenow.^^

TheRetrieversoftwarepackage,whichcosts$29.95buthasafreetrialperiod,hasthefunctionsofmany

securitysoftwareprograms.Ownerscanremotelyswitchtoanalternativepasswordiftheyfearthatthethiefhas

alsogotholdoftheaccessdetails.

Ifathiefaccessestheinternetwiththestolenlaptop,Retrieverwillcollectinformationontheinternetservice

providerinuse,sothatthepolicecanbealertedtoitslocation.

Thousandsoflaptopsarestoleneveryyearformhomesandoffices,butwiththeuseoflaptopsincreasing,

thenumberstolenwhiletheirownersareoutandabouthasbeenrisingsharply.

Othersecuritysoftwareallowsuserstoerasedataremotelyorlockdownthecomputer.

72.Theexpression4ttogivethethiefapieceoftheirmind“canbeunderstoodas""

A.t）gi/ehehiefa】dertmind

B.toexpresstheowners'angertothethief

C.toremindthethiefofthisconscience

D.tomakethethiefgiveuphismind

73.Differentfromothersecuritysoftware,Retrievercan.

A.recordthestealingprocessB.helprecognizethelostlaptop

C.lockdownthecomputerremotelyD.sendaspokenmessage

74.Onefunctionoftheprogramisthatitallowstheownertoatadistance.

A.changesomeaccessdetailsforswitchingonthelaptop

B.tumonthelaptopbyusingtheoriginalpassword

C.operatethelaptopbymeansofandalternativepassword

D.erasetheinformationkeptinthestolenlaptop

75.Whichofthefollowingcanbestsummarizethemainideaofthepassage?

A.WithnoRetriever,thousandsoflaptopsarestoleneveryyea匚

B.Anewsoftwareprovidesameanstoreducelaptoptheft.

C.Retrieverhashelpedtofindthievesandlostcomputers.

D.Anewprogramoffersacommunicationplatformwiththethief.

答案72.B73.D74.A75.B

Passage2

（09?安徽C篇）

Sometimes,thesimplestideasarethebest.Forexample,toabsorbheatfromthesuntoheatwater,youneed

large,flat,blacksurfaces.Onewaytodothatistobuildthosesurfacesspecially,ontheroofsofbuildings.But

whygotoallthattroublewhencitiesarerubofblacksurfacesalready,intheformofasphalt（柏油）roads?

Tenyearsago,thisthoughtcameintothemindofAriandeBondt,aDutchengineer.Hefinallypersuadedhis

bosstofollowitup.Theresultisthattheirbuildingisnowheatedinwinterandcooledinsummerbyasystem

thatreliesonthesurfaceoftheroadoutside.

Theheat-collectorisasystemofconnectedwaterpipes.Mostofthemranfromonesideofthestreettothe

other,justundertheasphaltroad.Some,however,divedeepintotheground.

Whenthestreetsurfacegetshotinsummer,waterpumpedthroughthepipespicksupthisheatandtakesit

undergroundthroughoneofthedivingpipes.Atadepthof100metresliesanaturalaquifer（蓄水層）into

whichseveralheatexchangers（交換器）havebeenbuilt.Thehotwaterfromthestreetrunsthroughthese

exchangers,warningtheground-water,beforereturningtothesurfacethroughanotherpipe.Theaquiferisthus

usedasaheatstore.

Inwinter,theworkingsystemischangedslightly.Waterispumpedthroughtheheatexchangerstopickup

theheatstoredduringsummer.Thiswatergoesintothebuildingandisusedtowarmtheplaceup.After

performingthattask,itispumpedundertheasphaltanditsremainingheatkeepstheroadfreeofsnowandice.

64.Whichofthefollowingistrueaccordingtothefirsttwoparagraphs?

A.AriandeBondtgothisideafromhisboss.

B.Large,flat,blacksurfacesneedtobebuiltincities.

C.TheDutchengineer'ssystemhasbeenwidelyused.

D.Heatcanalsobecollectedfromasphaltroads.

65.Forwhatpurposearethedivingpipesused?

A.Toabsorbheatfromthesun.

B.Tostoreheatforfutureuse.

C.Toturnsolarenergyintoheatenergy.

D.Tocarryheatdownbelowthesurface.

66.Fromthelastparagraphwecanlearnthat一

A.somepipeshavetobere-arrangedinwinter

B.thesystemcandomorethanwarmingupthebuilding

C.theexchangerswillpickupheatfromthestreetsurface

答案64.D65.D66.B

Passage3

（09?安徽E篇）

Arainforestisanareacoveredbytalltreeswiththetotalhighrainfallspreadingquiteequallythroughthe

yearandthetemperaturerarelydippingbelow16℃.Rainforestshaveagreateffectontheworldenvironment

becausetheycantakeinheatfromthesunandadjusttheclimate.Withouttheforestcover,theseareaswould

reflectmoreheatintotheatmosphere,warmingtherestoftheworld.Losingtherainforestsmayalsoinfluence

windandrainfallpatterns,potentiallycausingcertainnaturaldisastersallovertheworld.

Inthepasthundredyears,humanshavebegundestroyingrainforestsinsearchofthreemajorresources（資

源：landforcrops,woodforpaperandotherproducts,landforraisingfarmanimals.Thisactionaffectsthe

environmentasawhole.Forexample,alotofcarbondioxide（二氧化碳）intheaircomesfromburningthe

rainforests.Peopleobviouslyhaveaneedfortheresourceswegainfromcuttingtreesbutwewillsuffermuch

morethanwewillbenefit.

Therearetwomainreasonsforthis.Firstly,whenpeoplecutdowntrees,generallytheycanonlyusetheland

forayearortwo.Secondly,cuttinglargesectionsofrainforestsmayprovideagoodsupplyofwoodrightnow,

butinthelongrunitactuallyreducestheworld'swoodsupply.

Rainforestsareoftencalledtheworld'sdrugstore.Morethan25%ofthemedicinesweusetodaycome

fromplantsinrainforests.However,fewerthanl%ofrainforestplantshavebeenexaminedfortheirmedicalvalue.

Itisextremelylikelythatourbestchancetocurediseasesliessomewhereintheworld'sshrinkingrainforests.

72.Rainforestscanhelptoadjusttheclimatebecausethey.

A.reflectmoreheatintotheatmosphere

B.bringabouthighrainfallthroughouttheworld

C.rarelycausethetemperaturetodroplowerthan16℃

D.reducetheeffectofheatfromthesunontheearth

73.Whatdoestheword“this"underlinedinthethirdparagraphreferto?

A.Wewilllosemuchmorethanwecangain.

B.Humanshavebegundestroyingrainforests.

C.Peoplehaveastrongdesireforresources.

D.Muchcarbondioxidecomesfromburningrainforests.

74.Itcanbeinferredfromthetextthat

A.wecangetenoughresourceswithoutrainforests

B.thereisgreatmedicinepotentialinrainforests

C.wewillgrowfewerkindsofcropsinthegainedland

D.thelevelofannualrainfallaffectswindpatterns

75.Whatmightbethebesttitleforthetext?

A.HowtoSaveRainforests

B.HowtoProtectNature

C.RainforestsandtheEnvironment

D.RainforestsandMedicalDevelopment

答案72.D73.A74.B75.C

Passage4

（09?北京C篇）

HowRoomDesignsAffectOurWorkandFeelings

Architectshavelonghadthefeelingthattheplacesweliveincanaffectourthoughts,feelingsandbehaviors,

Butnowscientistsaregivingthisfeelingsanempirical（經(jīng)驗(yàn)的，實(shí)證的）basis.Theyarediscoveringhowto

designspacesthatpromotecreativity,keeppeoplefocused,andleadtorelaxation.

Researchesshowthataspectsofthephysicalenvironmentcaninfluencecreativity.In2007,Joan

Meyers-LevyattheUniversityofMinnesota,reportedthattheheightofaroom'sceilingaffectshowpeopleto

think.Herresearchindicatesthatthehighercallingsencouragepeopletothinkmorefreely,whichmayleadthem

tomakemoreabstractconnections.Lowceilings,ontheotherhand,mayinspireamoredetailedoutlook.

Inadditiontoceilingheight,theviewaffordedbyabuildingmayinfluenceanoccupantsabilityto

concentrate.NancyWellsandhercolleaguesatCornellUniversityfoundintheirstudythatkidswhoexperienced

thegreatestincreaseingreennessasaresultofafamilymovemadethemostgainsonastandardtestofattention.

Usingnaturetoimprovefocusofattentionoughttopayoffacademically,anditseemsto,accordingtoa

studyledbyC.KennethTanner,headoftheSchoolDesign&PlanningLaboratoryatUniversityofGeorgia.

Tannerandhisteamfoundthatstudentsinclassroomswithunblockedviewsofatleast50feetoutsidethewindow

hadhigherscoresontestsofvocabulary,languageartsandmathsthandidstudentswhoseclassroomsprimarily

overlookedroadsandparkinglots.

Recentstudyonroomlightingdesignsuggeststhatdim（暗淡的）lighthelpspeopletoloosenup.Ifthatis

truegenerally,keepingthelightlowduringdinneroratpartiescouldincreaserelaxation.ResearchersofHarvard

MedicalSchoolalsodiscoveredthatfurniturewithroundededgescouldhelpvisitorsrelax.

Sofarscientistshavefocusedmainlyonpublicbuildings.i4Wehaveaverylimitednumberofstudies,so

werealmostlookingattheproblemthroughastraw（吸管）,^architectDavidAllisonsays."Howdoyoutake

answerstoveryspecificquestionsandmakebroad,generalizeduseofthem?Thal,swhatwe'reallstruggling

with.”

64.WhatdoesJoanMeyers-Levyfocusoninherresearch?

A.Light

B.Ceilings

C.Windows

D.Furniture.

65.Thepassagetellsusthat.

A.theshapeoffurnituremayaffectpeople'sfeelings

B.lowerceilingsmayhelpimprovestudents,creativity

C.childreninadimclassroommayimprovetheirgrades

D.Studentsinroomswithunblockedviewsmayfeelrelaxed

66.Theunderlinedsentenceinthelastparagraphprobablymeansthat.

A.theproblemisnotapproachedstepbystep

B.theresearchessofarhavefaultsinthemselves

C.theproblemistoodifficultforresearcherstodetect

D.researchinthisareaisnotenoughtomakegeneralizedpattens

67.Whichofthefollowingshowstheorganizationofthepassage?

CP:CentralPointP:pointSp:Sub—point（次要點(diǎn)）C:Conclusion

答案64.B65.A66.D67.C

Passage5

（09?湖北B篇）

Threeyearsago,fiveparrotsweresetfreeinawildplaceofArizona,thousandsofmilesfromtheChannel

IslandsinJerseyshertheyhadbeenlookedafterbyzookeepers.Noevolutionarystrategiesinformedthemhowto

behaveinthisnewLandscapeofmountainouspineforestunoccupiedbytheirkingfor50years.Tothe

researchers,surprise,theyfailedtomakecontactwithagroupofwildparrotsimportedfromMexicoandsetfree

atthesametime.Within24hoursthereintroducingendedinfailure,andthepoorbirdswerebackincages,on

theirwaytothesafetyoftheArizonareintroductionprogramme.

Eversincethen,theprogrammehasenjoyedgreatsuccess,mainlybecausethebirdsnowbeingsetfreeare

Mexicanbirdsillegallycaughtinthewild,confiscated（沒(méi)收）onarrivalnorthoftheborder,andraisedbytheir

parentsinthesafetyoftheprogramme.Theexperienceshowshowlittleweknowaboutthebehaviourand

psychology（心理）ofparrots,asPeterBennett,abirdresearcher,pointsout:"Reintroducingspeciesofhigh

intelligencelikepaiTotsisalotmoredifficult.Peoplelikeparrots,alwaystreatingthemasnothingmorethanpers

orvaluable'collectables'.”

Nowthatmanyspeciesofparrotareinimmediatedangerofdyingout,biologistsareworkingtogetherto

studythenaturalhistoryandthebehaviourofthisfamilyofbirds.Lastyearwasanimportantturningpoint:

conservationistsfoundedtheWorldParrotTrust,basedatHayleinCornwall,tosupportresearchintobothwild

andcagedbirds.

Researchonparrotsisvitalfortworeasons.Forest,astheArizonaprogrammeshowed,whenreintroducing

parrotstothewild,weneedtobeawareofwhatthebirdsmustknowiftheyaretosurviveintheirnaturalhome.

Wealsoneedtolearnmoreabouttheneedsofparrotskeotaspets,particularlyastheTrust'scampaigndoesnot

attempttodiscouragethepractice,butratherurgespeoplewhobuyparrotsaspetstochoosebirdsraisedby

humans.

55.Whatdoweknowabouttheareawherethefiveparrotswerereintroduced?

A.Itslandscapeisnewtoparrotsoftheirking.

B.Itusedtobehometoparrotsoftheirkind.

C.Itisclosetowheretheyhadbeenkept.

D.Pinetreeswereplantedtoattractbirds.

56.Thereintroducingexperiencethreeyearsagoshowsthatman-raisedparrots.

A.canfindtheirwaybackhomeinJersey

B.areunabletorecognizetheirparents

C.areunabletoadapttothewild

D.canproduceanewspecies

57.Whyareresearchesonparrotsimportantaccordingtothepassage?

A.TheTrustshowsgreatconcernfortheprogramme.

B.WeneedtoknowsmoreabouthowtopreservepaiTots

C.Manypeopleareinterestedincollectingparrots.

D.Parrots,intelligencemaysomedaybenefitpeople.

58.Accordingtothepassage,peopleareadvised.

A.totreatwildandcagedparrotsequally

Btosetupcomfortablehomesforparrots

C.nottokeepwildparrotsaspets

D.nottoletmoreparrotsgotothewild

答案55.B56.C57.B58.C

Passage6

（09?四川E篇）

Alltoooften,achoicethatseemssustainable（可持續(xù)的）turnsoutoncloserexaminationtobeproblematic.

Probablythebestexampleistherushtoproduceethanol（乙醇）forfuelfromcorn.Comisarenewableresource

—youcanharvestitandgrowmore,almostlimitlessly.Soreplacinggaswithcomethanolseemslikeagreatidea.

Onemightgetabitmoreenergyoutoftheethanolthanthatusedtomakeit,whichcouldstillmakeethanol

moresustainablethangasgenerally,butthat'snottheendoftheproblem.Usingcomtomakeethanolmeansless

cornislefttofeedanimalsandpeople,whichdrivesupthecostoffood.Thatresultleadstoturningthefallow

land-including,insomecases,rainforestinplacessuchasBrazil-intofarmland,whichinturngivesofflotsof

carbondioxide（CO9）intotheair.Finally,overmanyyears,theenergybenefitfromburningethanolwouldmake

upfortheforestloss.Butbythen,climatechangewouldhaveprogressedsofarthatitmightnothelp.

Youcannotreallydeclareanypractice“sustainable“untilyouhavedoneacompletelife-cycleanalysisofits

environmental（環(huán)境的）costs.Eventhen,technologyandpublickeepdeveloping,andthatdevelopmentcanlead

tounforeseenandundesiredresults.Theadmirablegoaloflivingsustainablyrequiresplentyofthoughton

anongoingbasis.

57.Whatmightdirectlycausethelossoftheforestaccordingtothetext?

A.Thegrowingdemandforenergytomakeethanol

B.Theincreasingcarbondioxideintheair

C.Thegreaterneedforfarmland

D.Thebigchangeinweather.

58.Theunderlinedword"it”inthesecondparagraphrefersto“"

A.heffiergyboiefitB.theforestloss

C.dimatechangeD.burningethanol

59.Theauthorthinksthatreplacinggaswithcornethanolis.

A.impracticalB.acceptableC.admirableD.useless

60.Whatdoestheauthormainlydiscussinthetext?

A.TechnologyB.Sustainability

C.HhanoloiergyD.Environmentalprotection

答案57.C58.A59.A60.B

Passage7

（09?天津D篇）

Nexttimeacustomercomestoyouroffice,offerhimacupofcoffee.Andwhenyou'redoingyourholiday

shoppingonline,makesureyou'reholdingalargeglassoficedtea.Thephysicalsensation（感覺(jué)）ofwarmth

encouragesemotionalwarmth,whileacolddrinkinhandpreventsyoufrommakingunwisedecisions—thoseare

thepracticallessonbeingdrawnfromrecentresearchbypsychologistJohnA.Bargh.

Psychologistshaveknownthatoneperson'sperception（感知）ofanother's"warmth“isapowerful

determinerinsocialrelationships.Judgingsomeonetobeeither"warm"or"cold”isaprimaryconsideration,

eventrumpingevidencethata“cold"personmaybemorecapable.Muchofthisisrootedinveryearlychildhood

experiences,Barghargues,whenbabies,conceptualsenseoftheworldaroundthemisshapedbyphysical

sensations,particularlywarmthandcoldness.ClassicstudiesbyHanyHarlow,publishedin1958,showed

monkeyspreferredtostayclosetoacloth“molher“ratherthanonemadeofwire,evenwhenthewire“molher”

carriedafoodbottle.Harlow'sworkandlaterstudieshaveledpsychologiststostresstheneedforwarmphysical

contactfromcaregiverstohelpyoungchildrengrowintohealthyadultswithnormalsocialskills.

Feelingsof“warmth”and"coldness“insocialjudgmentsappeartobeuniversal.Althoughnoworldwide

studyhasbeendone,Barghsaysthatdescribingpeopleas“warm”or“cold”iscommontomanycultures,and

studieshavefoundthoseperceptionsinfluencejudgmentindozensofcountries.

Totesttherelationshipbetweenphysicalandpsychologicalwarmth,Barghconductedanexperimentwhich

involved41collegestudents.Aresearchassistantwhowasunawareofthestudy'shypotheses（假設(shè)）,handedthe

studentseitherahotcupofcoffee,oracolddrink,toholdwhiletheresearcherfilledoutashortinformationform:

Thedrinkwasthenhandedback.Afterthat,thestudentswereaskedtoratethepersonalityof"PersonA“basedon

aparticulardescription.ThosewhohadbrieflyheldthewarmdrinkregardedPersonAaswarmerthanthosewho

hadheldtheiceddrink.

“Wearegroundedinourphysicalexperiencesevenwhenwethinkabstractly,saysBargh.

51.AccordingtoParagraph1,aperson'semotionmaybeaffectedby.

A.thevisitorstohisoffice

B.thepsychologylessonshehas

C.hisphysicalfeelingofcoldness

D.thethingshehasboughtonline

52.TheauthormentionsHarlow'sexperimenttoshowthat.

A.adultsshoulddevelopsocialskills

B.babiesneedwarmphysicalcontact

C.caregiversshouldbehealthyadults

D.monkeyshavesocialrelationships

53.InBargh'sexperiment,thestudentswereaskedto.

A.evaluatesomeone'spersonality

B.writedowntheirhypotheses

C.filloutapersonalinformationform

D.holdcoffeeandcolddrinkalternatively

54.Wecaninferfromthepassagethat.

A.abstractthinkingdoesnotcomefromphysicalexperiences

B.feelingsofwarmthandcoldnessarestudiedworldwide

C.physicaltemperatureaffectshowweseeothers

D.capablepersonsareoftencoldtoothers

55.Whatwouldbethebesttitleforthepassage?

A.DrinkingforBetterSocialRelationships.

B.ExperimentsofPersonalityEvaluation.

C.DevelopingBetterDrinkingHabits.

D.PhysicalSensationsandEmotions.

答案51.C52.B53.A54.C55.D

Passage8

（09?浙江C篇）

Plantscan'lcommunicatebymovingormakingsounds,asmostanimalsdo.Instead,plants

Producevolatilecompounds,chemicalsthateasilychangefromaliquidtoagas.Aflower'ssweet

smell,forexample,comesfromvolatilecompoundsthattheplantproducestoattractinsectssuchas

Bugsandbees.

Plantscanalsodetectvolatilecompoundsproducedbyotherplants.Atreeunderattackby

Hungryinsets,forinstance,maygiveoffvolatilecompoundsthatletothertreesknowaboutthe

Attack.Inresponse,theothertreesmaysendoffchemicalstokeepthebugsaway——oreven

Chemicalsthatattractthebugs'naturalenemies.

Nowscientistshavecreatedaquickwaytounderstandwhatplantsaresaying:achemical

Sensor（傳感器）calledanelectronicnose.The"e-nose“cantellcompoundsthatcropplantsmake

Whenthey5reattackedScientistssaythee-nosecouldhelpquicklydetectwhetherplantsarebeing

Eatenbyinsects.Buttodaytheonlywaytodetectsuchinsectsistovisuallyinspectindividual

Plants.Thisisachallengingtaskformanagersofgreenhouses,enclosedgardensthancanhouse

Thousandsofplants.

Theresearchteamworkedwithane-nosethanrecognizesvolatilecompounds.Insidethe

device,13sensorschemicallyreactwithvolatilecompoundsBasedontheseinteractions,the

e-nosegivesoffelectronicsignalsthatthescientistsanalyzeusingcomputersoftware.

Totestthenose,theteampresenteditwithhealthyleavesfromcucumber,pepperandtomato

plants,allcommongreenhousecrops.Thenscientistscollectedsamplesofairarounddamaged

leavesfromeachtypeofcrop,Theseplantshadbeendamagedbyinsects,orbyscientistswhomade

holesintheleaveswithaholepunch（打孔器）.

Thee-nose,itturnsout,couldidentifyhealthycucumber,pepperandtomatoplantsbasedon

Thevolatilecompoundstheyproduce,Itcouldalsoidentifytomatoleavesthathadbeendamaged.

Butevenmoreimpressive,thedevicecouldtellwhichtypeofdamage--一byinsectsorwithahole

Punchhadbeendonetothetomatoleaves.

Withsomefine-tuning,adevicelikethee-nosecouldonedaybeusedingreenhousestoquicklyspotharmful

bugs,theresearcherssay.Adevicelikethiscouldalsobeusedtoidentifyfruitsthatareperfectlyripeandreadyto

pickandeat,saysNataliaDudareva,abiochemistatPurdueUniversityinWestLafayette,Ind.whostudiessmells

offlowersandplants.Hopefully,scientistsbelieve,thedevicecouldbringlargebenefitstogreenhousemanagers

inthenearfuture.

49.Welearnfromthetextthatplantscommunicatewitheachotherby.

A.rmking?me?undsB.wivingheirbaves

C.poducing?mediemicalsD.endingoutdectronicsignals

50.Whatdidthescientistsdotofindoutifthee-noseworked?

A.Theypresenteditwithallcommoncrops.

B.Theyfixed13sensorsinsidethedevice.

C.Theycollecteddifferentdamagedleaves.

D.Theymadetestsondamagedandhealthyleaves.

51.Accordingtothewriter,themostamazingthingaboutthee-noseisthatitcan_.

A.pickoutripefruits

B.spottheinsectsquickly

C.distinguishdifferentdamagestotheleaves

D.recognizeunhealthytomatoleaves

52Wecaninferfromthelastparagraphthatthee-nose.

A.isunabletotellthesmellofflowers

B.isnotyetusedingreenhouses

C.isdesignedbyscientistsatPurdue

D.ishelpfulinkillingharmfulinsects

答案49.C50.D51.C52.B

Passage9

（09?重慶C篇）

Sportscanhelpyoukeepfitandgetintouchwithnature.However,whetheryouareonthemountains,inthe

waves,oronthegrassland,youshouldbeawarethatyoursportofchoicemighthavegreatinfluenceonthe

environment.

Somesportsareresource-hungry.Golf,asyoumayknow,eatsupnotonlylargeareasofcountryside,but

alsotonsofwater*.Besides,allsortsofchemicalsandhugeamountsofenergyareusedtokeepitscourses（球場(chǎng)）

ingoodcondition.Thiscausesmajorenvironmentaleffects.Forexample,inthedryregionsofPortugalandSpain,

golfisoftenheldresponsibleforseriouswatershortageinsomelocalareas.

Therearemanyenvironment-friendlysports.Powerwalkingisoneofthemthatyoucouldtakeuptoday.You

don'tneedanyspecialequipmentexceptagoodpairofshoes;andyoudon'thavetoworryaboutresourcesand

yourpurse.Simpleandfree,powerwalkingcanalsokeepyoufit.Ifyouwalkregularly,itwillbegoodforyour

heartandbones.Expertssaythat20minutesofpowerwalkingdailycanmakeyoufeellessanxious,sleepwell

andhavebetterweightcontrol.

Whateversportyoutakeup,youcanmakeitgreenerbyusingenvironment-friendlyequipmentandbuying

productsmadefromrecycledmaterials.Butthefinalgoalshouldbe“greengyms”.Theyarebetterreplacements

fortraditionalhealthclubsandmodernsportscenters.Membersofgreengymsplaysportsoutdoors,inthe

countrysideorotheropenspaces.Thereisnospecialrequirementforyoutostartyourmembership.Andbestof

all,it'sfree.

64.Whichofthefollowingistheauthormostprobablyinfavorof?

A.Cyclingaroundalake.

B.Motorracinginthedesert.

C.Playingbasketballinagym.

D.Swimminginasportscenter.

65.Whatdoweknowaboutgolffromthepassage?

A.ItispopularinPortugalandSpain.

B.Itcauseswatershortagesaroundtheworld.

C.Itpollutestheearthwithchemicalsandwastes.

D.Itneedswaterandelectricitytokeepitscoursesgreen.

66.Theauthorusespowerwalkingasanexamplemainlybecause.

A.itisanoutdoorsport

B.itimprovesourhealth

C.itusesfewerresources

D.itisrecommendedbyexperts

67.Theauthorwritesthepassageto.

A.showusthefuncti