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文檔簡介
2022-2023年廣東省清遠(yuǎn)市大學(xué)英語6級(jí)大學(xué)英語六級(jí)知識(shí)點(diǎn)匯總(含答案)學(xué)校:________班級(jí):________姓名:________考號(hào):________
一、2.ReadingComprehension(SkimmingandScanning)(20題)1.
Aworkcontainingnon-originalelementsisstillqualifiedforcopyrightprotectioniftheseelementsarerearrangedin______.
2.
Whenstudentsfirstbecomeawareofthefactthattheyaresubvocalizing,theyoftentrytostopitbysheer______.
3.TheperiodanunemployedpersoncangetUIbenefitsislimitedtonomorethan______inmoststates.
4.
Donottrytomakethetaglinetrendy,becausesuchlinedareoften______.
5.Accordingtotheauthor,ifonechoosestotravelwithfewerpossessions,he______.
A.islikelytoenjoyhimselfmore
B.willbeabletotravelmuchcheaper
C.tendstobuyhomemorelocalspecialtyproducts
D.willprobablymakewiserpurchaseontheroad
6.Whatcanalifeinsurancedotoachild?
A.Itcanprovideprotectionfortheirhealth.
B.Itoffersmoneyonthefuneralwithoutdelay.
C.Itsupportsthedallylifeofotherfamilymembers.
D.Itcompensatesfortheparents'careforthechild.
7.
Thebacteriadependonwormsforhydrogensulfideinthesymbioticrelationship.
A.YB.NC.NG
8.
Americansoftenmakejokesaboutwomentalkingtoomuch,butinfact,men______.
9.TheDebateoverGeneticallyModifiedFoods
?Ricewithbuilt-inVitaminAthatcanhelppreventblindnessin100millionchildrensufferingfromVitaminAdeficiency
?Atomatothatsoftensmoreslowly,allowingittodeveloplongeronthevineandkeeplongerontheshelf
?Potatoesthatabsorblessfatwhenfried,changingtheever-popularFrenchfriesfromjunkfoodintoamorenutritionalfood
?Strawberrycropsthatcansurvivefrost
Thesearesomeofthebenefitspromisedbybiotechnology.Thedebateoveritsbenefitsandsafety,however,continues.Dowereallyneedtofearmutant(突變體)weeds,killertomatoes,andgiantcomandwillthebenefitsbedelivered?
ConventionalBreedingVersusGeneticallyModified(GM)Crops
Forthousandsofyearsfarmershaveusedaprocessofselectionandcrossbreedingtocontinuallyimprovethequalityofcrops.Eveninnature,plantsandanimalsselectivelybreed,thusensuringtheoptimumgenepoolforfuturegenerations.Traditionalbreedingmethodsareslow,requiringintensivelabor:Whiletryingtogetadesirabletraitinabredspecies,undesirabletraitswillappearandbreedersmustcontinuetheprocessoverandoveragainuntilalltheundesirablesarebredout.
Incontrast,organismsacquireonespecificgeneorafewgenestogetherthroughgeneticmodification,withoutothertraitsincludedandwithinasinglegeneration.However,thistechnologytooisinherentlyunpredictableandsomescientistsbelieveitcanproducepotentiallydangerousresultsunlessbettertestingmethodsaredeveloped.
Traditionalbreedingisbasedonsexualreproductionbetween,likeorganisms.Thetransferredgenesaresimilartogenesinthecelltheyjoin.Theyareconveyedincompletegroupsandinafixedsequencethatharmonizeswiththesequenceofgenesinthepartnercell.Incontrast,bioengineersisolateagenefromonetypeoforganismandsplice(接合)ithaphazardlyintotheDNAofadissimilarspecies,disruptingitsnaturalsequence.Further,becausethetransplantedgeneisforeigntoitsnewsurroundings,-itcannotadequatelyfunctionwithoutabigartificialboost.
Oneofthemaindifferencesbetweenconventionalandgeneticallymodifiedcropsisthattheformerinvolvescrosseseitherwithinspeciesorbetweenverycloselyrelatedspecies.GMcropscanhavegeneseitherfromcloselyrelatedspeciesorfromdistantspecies,evenbacteriaandviruses.
Benefits:OneSideoftheDebate
?Economicalbenefits
GMsupporterstellfarmersthattheystandtoreapenormousprofitsfromgrowingGMcrops.Initially,thecostisexpensivebutmoneyissavedonpesticides.ToproducetheGMcrops,modernbiotechnologyisusedwhichrequireshighlyskilledpeopleandsophisticatedandexpensiveequipment.Largecompaniesneedconsiderableinvestmentsinlaboratories,equipmentandhumanresources,hencethereasonwhyGMcropsaremoreexpensiveforfarmersthantraditionalcrops.GMcrops,farmersaretold,areafarbetteroption.Ittakesashortertimetoproducethedesiredproduct.Itispreciseandtherearenounwantedgenes.
?Herbicide-ResistantCrops
SowhatotheradvantagesdoGMcropsholdforfarmers?GMcropscanbeproducedtobeherbicide-resistant.Thismeansthatfarmerscouldspraythesecropswithherbicideandkilltheweeds,withoutaffectingthecrops.Ineffect,theamountofherbicideusedinoneseasonwouldbereduced,withasubsequentreductionincostsforfarmersandconsumers.ForIngardcotton,pest-resistancewasbuiltintothecotton,hencereducingandevenremovingtheuseofpesticides,whicharenotonlyexpensivebut,moreimportantly,harmfultotheenvironment.
Biotechnologycompaniesareevenexperimentingwithc
A.YB.NC.NG
10.LyubomirskydesignedaSubjectiveHappinessScalebecauseshebelieveditwaseachperson's______thatcanfaithfullyrecordtheirownhappiness.
11.
Theauthorbelievesthatagoodknowledgeofgenderdifferencesinwaysoftalkingmighteventuallyleadto______.
12.
Suiciderateisparticularlyhighamongyoungaboriginalmenastheyhavetostruggleagainstnotonlypovertybutalso______.
13.
Scientistshopethatby2040thetemperaturewillstillbestablebythecooperationamongsomecountries.
A.YB.NC.NG
14.TheGeodesicDome(圓頂屋)--theHouseoftheFuture?
R.BuckminsterFullerspentmuchoftheearly20thCenturylookingforwaystoimprovehumanshelterbyapplyingmoderntechnologicalknow-howtoshelterconstruction,makingsheltermorecomfortableandefficient,andmoreeconomicallyavailabletoagreaternumberofpeople.
Afteracquiringsomeexperienceinthebuildingindustryanddiscoveringthetraditionalpracticesandperceptionswhichseverelylimitchangesandimprovementsinconstructionpractices,Fullercarefullyexaminedandimprovedinteriorstructureequipment,includingthetoilet,theshower,andthebathroomasawhole.Hestudiedstructureshells,anddevisedanumberofalternatives,eachlessexpensive,lighter,andstrongerthantraditionalwood,brick,andstonebuildings.
In1944,theUnitedStatessufferedaserioushousingshortage.GovernmentofficialsknewthatFullerhaddevelopedaprototypeoffamilydwellingwhichcouldbeproducedrapidly,usingthesameequipmentwhichhadpreviouslybuiltwar-timeairplanes.Theycouldbe"installed"anywhere,thewayatelephoneisinstalled,andwithlittleadditionaldifficulty.WhenoneofficialflewtoWichita,Kansastoseethishouse,whichBeechAircraftandFullerbuilt,themanreportedlygasped,"MyGod!Thisisthehouseofthefuture!"
Soon,unsolicitedcheckspouredinfrompeoplewhowantedtopurchasethisnewkindofhouse,butFullerwasneverabletogetitintofullproduction.Thiswasduetomanyobstaclessuchasonlyunioncontractorswereabletohookthehousesuptowater,powerandsewersinmanycities.However,becausethehouseswerealreadywiredandhadtheplumbinginstalledbytheaircraftcompany,manyconstructiontradeunionsmadeitclearthattheywouldnotworkonthehouses.Therewerealsoin-housedifferencesbetweenFullerandthestockholders.Fullerdidnotfeelthehousedesignwascomplete;therewereproblemshewantedtofix.Butthestockholderswantedtomoveahead.However,themainobstructionwasobtainingthefinancingforthetoolingcosts,whichwerepurposefullynotincludedinthenegotiationswithinvestors.Nobankwouldfinancetheprojectwithunionproblemsandstockholderbattles.
Afterthewar,Fuller'seffortsfocusedontheproblemofhowtobuildashelterwhichissolightweightthatitcanbedeliveredbyair.Sheltershouldbemobilewhichwouldrequiregreatbreakthroughsintheweight-reductionofthematerials.Technologywouldhavetofollownature'sdesignasseenbythespider'swebwhichcanfloatinahurricanebecauseofitshighstrength-to-weightratio.NewshelterwouldhavetobedesignedthatassimilatestheseprinciplesandthatwasFuller'sintent.
OneofthewaysBuckminsterFullerwoulddescribethedifferencesinstrengthbetweenarectangleandatrianglewouldbeapplypressuretobothstructures.Therectanglewouldfoldupandbeunstablebutthetrianglewithstandsthepressureandismuchmorerigid--infactthetriangleistwiceasstrong.Thisprincipledirectedhisstudiestowardcreatinganewarchitecturaldesign,thegeodesicdome,basedalsouponhisideaof"doingmorewithless".Fullerdiscoveredthatifasphericalstructurewascreatedfromtriangles,itwouldhaveincomparablestrength.
Thesphereusesthe"doingmorewithless"principleinthatitenclosesthelargestvolumeofinteriorspacewiththeleastamountofsurfaceareathussavingonmaterialsandcost.Fullerreintroducedtheideathatwhenthesphere'sdiameterisdoubleditwillquadrupleitssquarefootageandproduceeighttimesthevolume.
Thespherical(球形的)structureofadomeisoneofthemostefficientinterioratmospheresforhumandwellingsbecauseairandenergyareallowedtocirculatewithoutobstruction.Thisenablesheatingandcoolingtooccurnatu
A.YB.NC.NG
15.
TheIceChapel,ameetingplaceforguests,isalsotheplacefor______.
16.
InLatinAmerica,solidbusinessopportunitiesusuallyresultfrom______.
17.
SafetystudieshavebeendoneonGMsalmon.
A.YB.NC.NG
18.
Researcherssaythatsupplementscancompletelytaketheplaceofrealfoodinthenearfuture.
A.YB.NC.NG
19.
Thefirstcarthatcouldusenaturalgasaspowerinthecombustionengineemergedinthehistorycameoutin______.
A.the19thcentury
B.the1930s
C.thelate1960s
D.theearly1970s
20.THEBLENDINGOFTHEUNITEDSTATES
Foryears,JorgeDelPinal'sjobasassistantchiefoftheCensusBureau'sPopulationDivisionwastofitpeopleintoneat,distinctracialandethnicboxes:white,black,Hispanic,AsianorNativeAmerican.AsthesonofanAnglomotherandaHispanicfather,however,heknewallalongthatthetaskwasnotalwayspossible.
Forthe2000decennialcensus,thatwillnolongerbethecase.Fortheflinttime,thecensusformswillallowpeopletocheckoffasmanyracesasapply.Asaresult,theCensusBureaushouldobtainabetterpictureoftheextentofintermarriageintheUnitedStates.
Intheabsenceofsuchadirectmethod,afewyearsagoveterandemographerBarryEdmonstonusedsophisticatedmathematicalmodelingtechniquestocalculatehowintermarriageischangingthefaceoftheUnitedStatesaspartofanimmigrationstudyhedirectedfortheNationalResearchCounciloftheAmericanAcademyofSciences.HisresearchwassummarizedinareportentitledTheNewAmericans:Economic,DemographicandFiscalEffectsofImmigration.ButastheCanadian-born,whitehusbandofsociologistSharonLee,aChinese-American,Edmonstonreallyneedednocomputertounderstandthetransformationunderwayinthissociety.Heandhisfamilyareliving,breathingparticipants.
ThefaceofAmericaischanging-literally.AsformerPresidentClintonhassaid,within30or40years,whentherewillbenosingleraceinthemajorityintheUnitedStates,"wehadbestbereadyforit."Forhispart,Clintonispreparingforthat,timebytalkingaboutracialtoleranceandthevirtuesofmulticulturalism.Othersaredebatingimmigrationpolicy,almostalldiscussionfocusesonthepotentialdivisivenessinherentinanationthatisnolongerapredominantlywhitecountrywithamostlyEuropeanancestry.
Butafootbehindthescenesisanothertrendthat,ifhandledcarefully,couldbringthecountryclosertogetherratherthandriveitapart.Thisquietdemographiccounter-revolutionisadramaticupsurgeinintermarriage.
Edmonston'sstudyprojectedthatby2050,21percentoftheU.S.populationwillbeofmixedracialorethnicancestry,upfromanestimateofsevenpercenttoday.Amongthird-generationHispanicandAsianAmericans,exogamy-marriageoutsideone'sethnicgrouportribe-isatleast50percent,heandothersestimate.ExogamyremainsmuchlessprevalentamongAfricanAmericans,butithasincreasedenormously,fromabout1.5percentinthe1960sto8to10percenttoday.
Suchaprofounddemographicshiftcouldtakeplacewhilenoonewaswatchingbecause,officially,noonewaswatching.Federalagenciestraditionallycollectedracialdatausingaformula-oneperson,onerace-similartothetime-honoredvotingprinciple.Thus,theCensusBureaucouldestimatethatoncensusformsnomorethantwopercentofthepopulationwouldclaimtobemultiracial.Intheabsenceofamorestraightforwardcount,noonecouldknowforsurewhatthedemographicsare.
That'sabouttochange.Afterthe2000census,theU.S.Governmentshouldhaveabetteridea.In1997,theOfficeofManagementandBudget,whichoverseesfederalstatisticalpractices,approvedadirectiveallowingpeopletocheekasmanyracialboxesastheybelieveapplytothem.Theshiftwasacompromisebetweenthedemandsofsomeinterestgroupsthatwantedtheadditionofa"multiracial"box,andthosethatobjectedtoanychange,fearingdilutionoftheirnumbers.
Meanwhile,intheabsenceofofficialnumbers,withtheheightenedtensionsurroundingracialissues,andwiththemutualsuspicionthatexistsamongcompetingracialandethnicinterestgroups,there'slittleagreementonwhatintermarriagewillmeanforU.S.societyinthefuture.
MeltingPot
ToseethenewfaceoftheUn
A.YB.NC.NG
二、3.ListeningComprehension(20題)21.(29)
A.Goingtobedearlier.
B.Workingevenharder,
C.Readingmorebooks.
D.Findingitscause.
22.(22)
A.Tostudytogether.
B.TogotoElizabeth'sroom.
C.TocallElizabeth.
D.TowatchTVtogether.
23.聽力原文:TheUnitedStatesisprimarilyanEnglishspeakingcountry.ThemajorityofthepopulationspeaksEnglishastheirnativelanguage.Business,educationandmostpublicaspectsoflifeareconductedinEnglish.Acrossthecountry,peoplepronounceEnglishsoundsinseveraldifferentways.Americansspeakonecommonlanguage.ThislanguageissometimescalledAmericanEnglish.
Forspeakersofotherlanguages,learningEnglishisimportant,buttraditionallyteachingpeopletospeakEnglishasasecondlanguagewasgivenlittleattention.Non-Englishspeakerswereexpectedto"pickup"thelanguagethroughcontactinpublic.Recently,thishaschanged.
Today,mostlargepublicschoolsandcommunitycollageshaveESL(EnglishasaSecondLanguage)programs.AmericanEnglishteachersfeelthatEnglishstudentsshouldlearnthelanguagethewaytheywillbeusingit.Therefore,ESLprogramsteachdifferentEnglishlessonstodifferentstudents.SomeprogramsteachstudentstocommunicateinEnglishinpublic.OtherprogramsteachthekindofEnglishpeopleneedontheirjobs.
AmericanESLinstructionalmethodsemphasizetheimportanceofthecommunicationtolanguagelearning.Thesemethodsdonotfeaturegrammaticalexplanationsandtranslation.TheinstructionalgoalistogettheEnglishlearnerstolearnbyusingtheirtargetlanguage.
(30)
A.PeopleintheUnitedStates.
B.ThecharacteristicsofAmericanEnglish.
C.ForeignersintheUnitedStates.
D.TheteachingofESLinAmerica.
24.
【B5】
25.聽力原文:M:Ican'ttouchanythingsweet.It'smyteeth.
W:Speakingofyourteeth,whydon'tyouseeadentist?IfIwereyou,I'ddosomethingaboutitrightaway.Isuggestyouvisitthecollege'sdentistfirst.
Q:Whatisthewoman'sadvicetotheman?
(13)
A.Seethecampusdentistfirst.
B.Touchsomethinglesssweet.
C.Haveasoundsleeprightaway.
D.Nottouchanythingsweet.
26.
【B3】
27.(23)
A.Togoshopping.
B.Todoresearchforthestory.
C.Tomeetwithherprofessor.
D.Totakeabreakfromherwork.
28.(40)
29.(21)
A.Theyshinebrightly.
B.Theyareextremelystrong.
C.Theycanstoreheat.
D.Theycanabsorbwater.
30.
【B4】
31.(32)
A.EarningaLiving
B.CorrectAttitudeonJob-hunting
C.HowtoChooseaJob?
D.WhatCan.aGoodJoboffer?
32.(18)
A.Thelocationofthesessionhasbeenchanged.
B.Shewilldefinitelygotothesessionthisevening.
C.She'llprobablybetootiredtowalktothesession.
D.Thesessionmightbecanceledbecauseofaheavysnow.
33.(24)
A.GotoChurchandsingcarols.
B.Haveahugemealwithhisfriends.
C.Celebrateitwithherfamily.
D.Eatroastturkeyandpotatoesfordinnerwiththeman.
34.
【B7】
35.(34)
A.Iftheircaretakerabusesthem.
B.Iftheircaretakerscratchestheirbellies.
C.Iftheircaretakerdoesnotcomeacrossasaleader.
D.Iftheircaretakerignoresthem.
36.SectionC
Directions:Inthissection,youwillhearapassagethreetimes.Whenthepassageisreadforthefirsttime,youshouldlistencarefullyforitsgeneralidea.Whenthepassageisreadforthesecondtime,youarerequiredtofillintheblanksnumberedfrom36to43withtheexactwordsyouhavejustheard.Forblanksnumberedfrom44to46youarerequiredtofillinthemissinginformation.Fortheseblanks,youcaneitherusetheexactwordsyouhavejustheardorwritedownthe
聽力原文:Thinktwicenexttimesomeoneasksyoufor"fiveminutesofyourtime"itcouldcostyoumorethanyouthink.ABritishprofessorhasdevelopedamathematicalformulatohelppeoplefindoutexactlyhowmuchanhouroftheirtimeisworth.ProfessorIanWalkerofWarwickUniversityinvestigatedthevalueoftimeafterresearchshowedthatover80percentofrespondentswouldbuymoretimeiftheycouldaffordit."Traditionally,wagesorsalarieshavegivenanindicationofhowwearevaluedatwork,"Walker,aneconomicsprofessor,saidinastatement."However,bylookingatsalariesagainsttaxation,thecostoflivingandregionalvariations,wecanseehowmuchanhourofourtimeisworthwhetheratworkorhome."Theformulacouldhelpinmakingdecisions,suchaswhethertocookamealortogetatakeaway,orwhethertotakepublictransportorataxi.Visitorstowww.barclaycard.co.uk/timeismoneycanfindoutthevalueofanhouroftheirtimebyenteringtheirsalary,theregionwheretheyworkandwhatkindofworktheydo.
Forexample,foraprofessionalworkinginLondonandearning25,000poundsayear,anhourwouldbeworth6.44pounds,accordingtotheWebsite.Cookingdinnerwouldcost5.37poundscheapertogetatakeaway,onceyouaddthecostoftherawmaterialsneededtomakeityourself.BrushingIyouteethforcomesless.at32pence—perhapshardtofindsomeonetodoitforyouforless
Thinktwicenexttimesomeoneasksyoufor"fiveminutesofyourtime"itcouldcostyoumorethanyouthink.ABritishprofessorhas(36)______amathematical(37)______tohelppeoplefindoutexactlyhowmuchanhouroftheirtimeisworth.ProfessorInnWalkerofWarwickUniversity(38)______thevalueoftimeafterresearchshowedthatover80percentof(39)______wouldbuymoretimeiftheycould(40)______it."Traditionally,wagesorsalarieshavegivenan(41)______ofhowwearevaluedatwork,"Walker,an(42)______professor,saidinastatement."However,bylookingatsalariesagainsttaxation,thecostoflivingand(43)______variations,(44)____________".Theformulacouldhelpinmakingdecisions,suchaswhethertocookamealortogetatakeaway,orwhethertotakepublictransportorataxi.Visitorstowww.barclaycard.co.uk/timeismoneycan(45)____________.
Forexample,foraprofessionalworkinginLondonandearning25,000poundsayear,anhourwouldbeworth6.44pounds,accordingtotheWebsite.Cookingdinnerwouldcost5.37poundscheapertogetatakeaway,(46)____________.Brushingyourteethcomesat32pence—perhapshardtofindsomeonetodoitforyouforless.
37.SectionB
Directions:Inthissection,youwillhear3shortpassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.
聽力原文:ThesilenceoftheReferenceLibrarywasbrokenonlybyanoccasionalcoughandnowandthenbythescarcelyaudiblesoundofpagesbeingturnedover.Therewereabouttwentypeopleintheroom,mostofthemwiththeirheadsbentovertheirbooks,Theassistantlibrarianwhowasinchargeoftheroomsatatadeskinonecomer.SheglancedatPhilipashecamein.andthenwentonwithherwork.
Philiphasnotbeentothispartofthelibrarybefore.Hewalkedaroundtheroomalmostontiptoe,afraidofdisturbingtheindustriousreaderswithhisheavyshoes.Theshelveswerefilledwiththickvolumes:dictionariesinanylanguages,encyclopedias,atlases,biographiesandotherworksofreference.Hefoundnothingthatwaslikelytointeresthimuntilhecametoasmallshelfoutofhisreach,sohehadtofetchasmallladderinordertogetonedown.Unfortunately,ashewasclimbingdowntheladder,thebookhehadchosenslippedfromhisgraspandfelltothefloorwithaloudcrash.Twentypairsofeyeslookedupathimsimultaneously,annoyedbyhisunaccustomeddisturbance.Philipfelthimselfgoredashepickeduphisbook.whichdidnotseemtohavebeendamagedbyitsfall.
Hehadjustsatdownwhenhefoundtheyoungladyassistantstandingalongsidehim."Youmustbemorecarefulwhenyouarehandlingthesebooks."shesaidseverely.Satisfiedthatshehaddoneherduty.sheturnedtogobacktoherdesk.Thenasuddenthoughtstruckher."Bytheway,howoldareyou?"sheaskedPhilip."Thirteen."Hetoldher."Youarenotallowedinhereifyou'reundertheageoffourteen,youknow."theassistantsaid,"Didn'tyouseethenoticeonthedoor?"Philipshookhishead.Heexpectedtheassistantmaskhimtoleave.Instead.inamorekindlyrune,shesaid,"Well.nevermind.Butmakesurethatyoudon'tdisturbtheotherreadersagain,otherwiseIshallhavetoaskyoutoleave."
(27)
A.Philiphasnotbeentothispartofthelibrarybefore.
B.Itwasveryquietinthelibrary.
C.Philipfellofftheladderandmadealoudnoise.
D.Thelibrarianwasverykindtoreaders.
38.(13)
A.Maryshouldselectanothercourseinstead.
B.Someonehasbrokendowntheelectivesystem.
C.Maryshouldcheckoutoncemorerightnow.
D.Marystillhasachancetoregistertheclassthissemester.
39.SectionB
Directions:Inthissection,youwillhear3shortpassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.
聽力原文:TheInternetcomputersystemishelpingmanypeoplestartandoperatebusinesses.ButtousetheInternet,apersonhastolearnhowtouseacomputer.Apersonalsoneedsatelephonelineorsatelliteconnection.However,abouthalftheworld'spopulationhasneverevenmadeatelephonecall.Andmostpoorpeopledonotownacomputer.Forthesepeoplea"digitaldivide"exists.
TwomeetingswereheldintheUnitedStatestodiscusswhatcanbedone.Onewascalledthe"DigitalDividendsConference."ItwasheldinSeattle,Washington.OfficialsfromlargeAmericaninformationtechnologycompaniesattended.Representativesfromnon-governmentalorganizationsalsoattended.
ThesepeopleareworkingtomakeiteasierforpoorpeopletousetheInternet.TheheadofMicrosoft,BillGates,spokeatthemeeting.Mr.GateshasgivenhundredsofmillionsofdollarstohelppeopleindevelopingcountriesfightdiseaseslikemalariaandAIDS.HesaidthatpeoplehavetobehealthybeforetheycanusecomputersandtheInternet.
AnotherconferencewasheldattheWorldBankheadquartersinWashington,D.C.Itwascalled"VoicesofthePoor."ItwassupportedbytheBritishDepartmentforInternationalDevelopment.About100peoplefromdifferentorganizationsattended.TheylearnedthatmanyorganizationsaroundtheworldareusingcomputersandtheInternettohelpreducethedigitaldivide.
(26)
A.Thewideninggapbetweenthehavesandhave-nots,intermsofhightechequipmentandknowledge.
B.Thesharpdistinctionbetweencomputerexpertsandcomputerilliterates.
C.Thegulfbetweentheveryrichandtheverypoor.
D.Thebarrierthatkeepsthepoorpeoplefromlearninghowtouseacomputer.
40.
【B2】
三、4.ReadingComprehension(ReadinginDepth)(20題)41.
Whomisthepassageaimedat?
42.
Inhethirdparagraph"scientifictechnology"is______.
A.theapplicationofscientificknowledgetotheskillsofindustry
B.theapplicationofscienceandindustrytodailylife
C.scienceandindustry'asthebasisofprogress
D.theuseofscienceandindustrialtechniquesingainingcontroloftheuniverse
43.
Withthebrain-readingtechnology.whatisfearedtohappentoasuspect?
44.
Thewriterbelievesthatpetsarevaluabletochildrenbecausethey______.
A.returnaffection
B.arecomforting
C.needlookingafter
D.areprotective
45.Wecanbeginourdiscussionof"populationasglobalissue"withwhatmostpersonsmeanwhentheydiscuss"thepopulationproblem":toomanypeopleonearthandatoorapidincreaseinthenumberaddedeachyear.Thefactsarenotindispute;itwasquiterighttoemploytheanalogythatlikeneddemographicgrowthto"along,thinpowderfusethatbumssteadilyandhaltinglyuntilitfinallyreachesthechargeandexplodes".
Tounderstandthecurrentsituation,whichischaracterizedbyrapidincreasesinpopulation,itisnecessarytounderstandthehistoryofpopulationtrends.Rapidgrowthisacomparativelyrecentphenomenon.Lookingbackatthe8,000yearsofdemographichistory,wefindthatpopulationshavebeenvirtuallystableorgrowingveryslightlyformostofhumanhistory.Formostofourancestors,lifewashard,oftennasty,andveryshort.Therewashighfertilityinmostplaces,butthiswasusuallybalancedbyhighmortality.Formostofhumanhistory,itwasseldomthecasethatoneintenpersonswouldlivepastforty,whileinfancyandchildhoodwereespeciallyriskyperiods.Often,societieswereincleardangerofextinctionbecausedeathratescouldexceedtheirbirthrates.Thus,thepopulationproblemthroughoutmostofhistorywashowtopreventextinctionofthehumanrace.
Thispatternisimportanttonotice.Notonlydoesitputthecurrentproblemsofdemographicgrowthintoahistoricalperspective,butitsugges
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