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理工类《阅读理解》真题及答案
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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 CarThievesCouldBeStopped Remotely遥远地??Speedingoff超速行驶inastolencar thethiefthinkshehasgotagreatcatch.Butheisinanastysurprise.The carisfittedwitharemoteimmobilizer使车辆不能调动的装置andaradiosignalfroma controlcentermilesawaywillensurethatoncethethiefswitchestheengine {{U}}?51?{{/U}}hewillnotbeabletostartitagain.? ?Fornowsuchdevices{{U}}?52?{{/U}}onlyavailableforfleets oftrucksandspecialistvehiclesusedonconstructionsites.Butremote immobilization使车辆不能调动technologycouldsoonstarttotrickle慢慢地移动downto ordinarycarsand{{U}}?53?{{/U}}beavailabletoordinarycarsinthe UK{{U}}?54?{{/U}}twomonths.??Theideagoeslikethis. Acontrolboxfittedtothecarincorporates{{U}}?55?{{/U}}iniature cellphone移动电话手机amicroprocessorandmemoryandaGPSsatellite positioningreceiver.{{U}}?56?{{/U}}thecarisstolenacoded cellphonesignalwilltelltheunittoblockthevehiclesenginemanagement systemandpreventtheengine{{U}}?57?{{/U}}restarted.? ?Thereareevenplansforimmobilizers{{U}}?58?{{/U}}shutdown vehiclesonthemovethoughtherearefearsoverthesafetyimplicationsof suchasystem.??IntheUKanarrayoftechnicalfixesisalready making{{U}}?59?{{/U}}harderforcarthieves.Thepatternofvehicles crimehaschangedsaysMartynRandallofThatchamasecurityresearch organizationbasedinBerkshirethatisfundedinpart{{U}}?60?{{/U}} themotorinsuranceindustry.??Hesaysitwouldonlytakehima fewminutesto{{U}}?61?{{/U}}anovice新手初学者howtostealacar usingabareminimumoftools.Butonlyifthecarismorethan10years old.??Moderncarsareafartougher艰苦的proposition任务as theirenginemanagementcomputerwillnot{{U}}?62?{{/U}}themtostart unlesstheyreceiveauniqueIDcodebeamedoutbytheignition点火key.Inthe UKtechnologieslikethis{{U}}?63?{{/U}}achievea31percentdrop invehicle-relatedcrimesince1997.??Butdeterminedcriminals arestillmanagingtofindotherwaystostealcars.Oftenbygettingholdof theownerskeysinaburglary夜窃行为盗窃.In200012percentofvehiclesstolen intheUKweretakenusingtheownerskeysdoublethepreviousyears figure.??Remote-controlledimmobilizationsystemwould {{U}}?64?{{/U}}amajornewobstacleinthecriminalswaybymaking suchtheftspointless.AgroupthatincludesThatchamthepoliceinsurance companiesandsecuritytechnologyfirmshavedevelopedstandardsforasystem thatcouldgoonthemarketsoonerthanthe{{U}}?65?{{/U}} expects.
{{*HTML*}}{{B}}第二篇{{/B}} ??Asinthefieldofspacetravelsoin underseaexplorationnewtechnologiescontinuetoappear.?Theysharea numberofsimilaritieswitheachother—aswellassomeimportant differences.??Mannedsubmersibles潜水器likespaceshipsmust maintainlivingconditionsinanunnaturalenvironment.Butwhileaspaceship mustsimplybesealedagainstthevacuumofspaceasubmersiblemustbeableto bearextremepressureifitisnottobreakupindeepwater.??In exploringspaceunmannedvehicleswereemployedbeforeastronauts.Inundersea explorationontheotherhandmenpavedthewayonlyrecentlyhaveunmanned remote-operatedvehiclesROVsbeenputtouse.??Onereasonfor thisisthatcommunicatingwithvehiclesinorbitismucheasierthantalkingto theseunderwater.Avacuumamidealmediumforradiocommunicationsbut underwatercommunicationsarelimitedtomuchslowersoundwaves.Thusmost underseavehicles—particularlyROVs—operateattheendoflongropes.? ?Forasimilarreasonknowingwhereyouareunderseaismuchmore difficultthaninspace.Aspaceship’spositioncanbelocatedbyfollowingits radiosignalorbyusingtelescopesandradar.Foranunderseavehicle howeveraspecialnetworkofsonar声纳mustbelaidoutinadvanceonthe ocean’floorintheareaofadivetolocatethevehicle’sposition.? ?Thoughunderseaexplorationismorechallengingthanouterspaceina numberofrespectsithasadistinctadvantage:Goingtotheoceandepths doesn’trequirethepowernecessarytoescapeEarth’sgravity.Thusitremains farlessexpensive.BymorechallengingPara.6theauthormeans______.
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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 CarThievesCouldBeStopped Remotely遥远地??Speedingoff超速行驶inastolencar thethiefthinkshehasgotagreatcatch.Butheisinanastysurprise.The carisfittedwitharemoteimmobilizer使车辆不能调动的装置andaradiosignalfroma controlcentermilesawaywillensurethatoncethethiefswitchestheengine {{U}}?51?{{/U}}hewillnotbeabletostartitagain.? ?Fornowsuchdevices{{U}}?52?{{/U}}onlyavailableforfleets oftrucksandspecialistvehiclesusedonconstructionsites.Butremote immobilization使车辆不能调动technologycouldsoonstarttotrickle慢慢地移动downto ordinarycarsand{{U}}?53?{{/U}}beavailabletoordinarycarsinthe UK{{U}}?54?{{/U}}twomonths.??Theideagoeslikethis. Acontrolboxfittedtothecarincorporates{{U}}?55?{{/U}}iniature cellphone移动电话手机amicroprocessorandmemoryandaGPSsatellite positioningreceiver.{{U}}?56?{{/U}}thecarisstolenacoded cellphonesignalwilltelltheunittoblockthevehiclesenginemanagement systemandpreventtheengine{{U}}?57?{{/U}}restarted.? ?Thereareevenplansforimmobilizers{{U}}?58?{{/U}}shutdown vehiclesonthemovethoughtherearefearsoverthesafetyimplicationsof suchasystem.??IntheUKanarrayoftechnicalfixesisalready making{{U}}?59?{{/U}}harderforcarthieves.Thepatternofvehicles crimehaschangedsaysMartynRandallofThatchamasecurityresearch organizationbasedinBerkshirethatisfundedinpart{{U}}?60?{{/U}} themotorinsuranceindustry.??Hesaysitwouldonlytakehima fewminutesto{{U}}?61?{{/U}}anovice新手初学者howtostealacar usingabareminimumoftools.Butonlyifthecarismorethan10years old.??Moderncarsareafartougher艰苦的proposition任务as theirenginemanagementcomputerwillnot{{U}}?62?{{/U}}themtostart unlesstheyreceiveauniqueIDcodebeamedoutbytheignition点火key.Inthe UKtechnologieslikethis{{U}}?63?{{/U}}achievea31percentdrop invehicle-relatedcrimesince1997.??Butdeterminedcriminals arestillmanagingtofindotherwaystostealcars.Oftenbygettingholdof theownerskeysinaburglary夜窃行为盗窃.In200012percentofvehiclesstolen intheUKweretakenusingtheownerskeysdoublethepreviousyears figure.??Remote-controlledimmobilizationsystemwould {{U}}?64?{{/U}}amajornewobstacleinthecriminalswaybymaking suchtheftspointless.AgroupthatincludesThatchamthepoliceinsurance companiesandsecuritytechnologyfirmshavedevelopedstandardsforasystem thatcouldgoonthemarketsoonerthanthe{{U}}?65?{{/U}} expects.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??IntheUnitedStatestheneedto protectplantandanimalspecieshasbecomeahighlycontroversialandsharply politicalissuesincethepassageoftheEndangeredSpeciesActin1973.The actdesignedtoprotectspecies’livingareasandpoliciesthatpreserveland andforestscompetewitheconomicinterests.Inthe1990’sforexamplethe woodcuttersintheWesternUnitedStateswerechallengedlegallyintheir attempttocuttreesfortimberintheCascadeMountains.Thechallengewas mountedtoprotecttheendangeredspottedowl猫头鹰whoseremainingpopulation occupiestheseforestsandrequirestheintactancientforestforsurvival.The problematicsituationsettheinterestsofenvironmentalistsagainstthoseof corporationsandofindividualswhostoodtolosejobs.Aftermonthsofdebate andlegalbattlesthefateofthewoodcutters—andtheowls—wasstillundecided inmid-1992.??Similartensionsexistbetweenthedevelopedand thedevelopingnations.Manypeopleinindustrializednationsforexample believethatdevelopingnationsintropicalregionsshoulddomoretoprotect theirrainforestsandothernaturalareas.Butthedevelopingcountriesmay beimpoverished使穷困withpopulationsgrowingsorapidlythatusingtheland isameanstotemporarilyavoidworseningpovertyandstarvation.? ?ManyofthechangestoEarththatconcernscientistshavethepotentialto robtheplanetofitsbiologicalrichness.ThedestructionofEarth’sozone layer臭氧层forexamplecouldcontributetothegeneralprocessof impoverishmentbyallowingultra-violetraystoharmplantsandanimals.And globalwarmingcouldwipeoutspeciesunabletoquicklyadapttochanging climates.Clearlyprotectingwillcomeonlythroughcoordinatedinternational effortstocontrolhumanpopulationstabilizethecompositionofthe atmosphereandpreserveintactEarth’scomplexwebof life.Amonghumanity’scurrentproblemsthechiefconcernofthescientistsisthereductionofbiologicaldiversity.
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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 CarThievesCouldBeStopped Remotely遥远地??Speedingoff超速行驶inastolencar thethiefthinkshehasgotagreatcatch.Butheisinanastysurprise.The carisfittedwitharemoteimmobilizer使车辆不能调动的装置andaradiosignalfroma controlcentermilesawaywillensurethatoncethethiefswitchestheengine {{U}}?51?{{/U}}hewillnotbeabletostartitagain.? ?Fornowsuchdevices{{U}}?52?{{/U}}onlyavailableforfleets oftrucksandspecialistvehiclesusedonconstructionsites.Butremote immobilization使车辆不能调动technologycouldsoonstarttotrickle慢慢地移动downto ordinarycarsand{{U}}?53?{{/U}}beavailabletoordinarycarsinthe UK{{U}}?54?{{/U}}twomonths.??Theideagoeslikethis. Acontrolboxfittedtothecarincorporates{{U}}?55?{{/U}}iniature cellphone移动电话手机amicroprocessorandmemoryandaGPSsatellite positioningreceiver.{{U}}?56?{{/U}}thecarisstolenacoded cellphonesignalwilltelltheunittoblockthevehiclesenginemanagement systemandpreventtheengine{{U}}?57?{{/U}}restarted.? ?Thereareevenplansforimmobilizers{{U}}?58?{{/U}}shutdown vehiclesonthemovethoughtherearefearsoverthesafetyimplicationsof suchasystem.??IntheUKanarrayoftechnicalfixesisalready making{{U}}?59?{{/U}}harderforcarthieves.Thepatternofvehicles crimehaschangedsaysMartynRandallofThatchamasecurityresearch organizationbasedinBerkshirethatisfundedinpart{{U}}?60?{{/U}} themotorinsuranceindustry.??Hesaysitwouldonlytakehima fewminutesto{{U}}?61?{{/U}}anovice新手初学者howtostealacar usingabareminimumoftools.Butonlyifthecarismorethan10years old.??Moderncarsareafartougher艰苦的proposition任务as theirenginemanagementcomputerwillnot{{U}}?62?{{/U}}themtostart unlesstheyreceiveauniqueIDcodebeamedoutbytheignition点火key.Inthe UKtechnologieslikethis{{U}}?63?{{/U}}achievea31percentdrop invehicle-relatedcrimesince1997.??Butdeterminedcriminals arestillmanagingtofindotherwaystostealcars.Oftenbygettingholdof theownerskeysinaburglary夜窃行为盗窃.In200012percentofvehiclesstolen intheUKweretakenusingtheownerskeysdoublethepreviousyears figure.??Remote-controlledimmobilizationsystemwould {{U}}?64?{{/U}}amajornewobstacleinthecriminalswaybymaking suchtheftspointless.AgroupthatincludesThatchamthepoliceinsurance companiesandsecuritytechnologyfirmshavedevelopedstandardsforasystem thatcouldgoonthemarketsoonerthanthe{{U}}?65?{{/U}} expects.
{{*HTML*}}{{B}}第三篇{{/B}} ??Therearesomeearthphenomenayoucan countonbutthemagneticfieldsomesayisnotoneofthem.Itfluctuatesin strengthdriftsfromitsaxisandeveryfew100000yearsundergoesadramatic polarityreversal—aperiodwhennorthpolebecomessouthpoleandsouthpole becomesnorthpole.Buthowisthefieldgeneratedandwhyisitso unstable????GroundbreakingresearchbytwoFrench geophysicistspromisestoshedsomelightonthemystery.Using80metresof deepseasediment沉淀物coretheyhaveobtainedmeasurements?of magnetic-fieldintensitythatspan11polarityreversalsandfourmillionyears. Theanalysisrevealsthatintensityappearstofluctuatewithaclear well-definedrhythm.Althoughthestrengthofthemagneticfieldvaries irregularlyduringtheshortternthereseemstobeaninevitablelong-term declineprecedingeachpolarityreversal.Whenthepolesflip—aprocessthat takesseveralhundredthousandyears--themagneticfieldrapidlyregainsits strengthandthecycleisrepeated.??Theresultshavecauseda stiramonggeophysicists.Themagneticfieldisthoughttooriginate?from molten熔化的ironintheoutercore3000kilometersbeneaththeearth’s surface.?Bystudyingmineralgrainsfoundinmaterialrangingfromrocks toclayarticlespreviousresearchershavealreadybeenabletoidentify reversalsdatingback170millionyearsincludingthemostrecentswitch 730000yearsage.Howandwhytheyoccurhoweverhasbeenwidelydebated. Severaltheorieslinkpolarityflipstoexternaldisasterssuchasmeteor陨星 impacts.?ButPeterOlsonageophysicistattheJohnsHopkinsUniversity inBaltimoresaysthisisunlikelyiftheFrenchresearchersareright.In factOlsonsaysintensitythatpredictablydeclinesfromonereversaltothe nestcontradicts90percentofthemodelscurrentlyunderstudy.Iftheresults provetobevalidgeophysicistswillhaveanewtheorytoguidethemintheir questtounderstandtheearth’sinnerphysics.Itcertainlypointsthedirection forfutureresearch.InPeterOslo’sopiniontheFrenchexperiment______
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 CarThievesCouldBeStopped Remotely遥远地??Speedingoff超速行驶inastolencar thethiefthinkshehasgotagreatcatch.Butheisinanastysurprise.The carisfittedwitharemoteimmobilizer使车辆不能调动的装置andaradiosignalfroma controlcentermilesawaywillensurethatoncethethiefswitchestheengine {{U}}?51?{{/U}}hewillnotbeabletostartitagain.? ?Fornowsuchdevices{{U}}?52?{{/U}}onlyavailableforfleets oftrucksandspecialistvehiclesusedonconstructionsites.Butremote immobilization使车辆不能调动technologycouldsoonstarttotrickle慢慢地移动downto ordinarycarsand{{U}}?53?{{/U}}beavailabletoordinarycarsinthe UK{{U}}?54?{{/U}}twomonths.??Theideagoeslikethis. Acontrolboxfittedtothecarincorporates{{U}}?55?{{/U}}iniature cellphone移动电话手机amicroprocessorandmemoryandaGPSsatellite positioningreceiver.{{U}}?56?{{/U}}thecarisstolenacoded cellphonesignalwilltelltheunittoblockthevehiclesenginemanagement systemandpreventtheengine{{U}}?57?{{/U}}restarted.? ?Thereareevenplansforimmobilizers{{U}}?58?{{/U}}shutdown vehiclesonthemovethoughtherearefearsoverthesafetyimplicationsof suchasystem.??IntheUKanarrayoftechnicalfixesisalready making{{U}}?59?{{/U}}harderforcarthieves.Thepatternofvehicles crimehaschangedsaysMartynRandallofThatchamasecurityresearch organizationbasedinBerkshirethatisfundedinpart{{U}}?60?{{/U}} themotorinsuranceindustry.??Hesaysitwouldonlytakehima fewminutesto{{U}}?61?{{/U}}anovice新手初学者howtostealacar usingabareminimumoftools.Butonlyifthecarismorethan10years old.??Moderncarsareafartougher艰苦的proposition任务as theirenginemanagementcomputerwillnot{{U}}?62?{{/U}}themtostart unlesstheyreceiveauniqueIDcodebeamedoutbytheignition点火key.Inthe UKtechnologieslikethis{{U}}?63?{{/U}}achievea31percentdrop invehicle-relatedcrimesince1997.??Butdeterminedcriminals arestillmanagingtofindotherwaystostealcars.Oftenbygettingholdof theownerskeysinaburglary夜窃行为盗窃.In200012percentofvehiclesstolen intheUKweretakenusingtheownerskeysdoublethepreviousyears figure.??Remote-controlledimmobilizationsystemwould {{U}}?64?{{/U}}amajornewobstacleinthecriminalswaybymaking suchtheftspointless.AgroupthatincludesThatchamthepoliceinsurance companiesandsecuritytechnologyfirmshavedevelopedstandardsforasystem thatcouldgoonthemarketsoonerthanthe{{U}}?65?{{/U}} expects.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??AsDr.SamuelJohnsonsaidina differenteraaboutladiespreachingthesurprisingthingabutcomputersisnot thattheythinklesswellthanamanbutthattheythinkatall.Theearly electroniccomputerdidnothavemuchgoingforitexceptamarvelousmemoryand somegoodmathskills.But.todaythebestmodelscanbewireduptolearnby experiencefollowanargumentaskproperquestionsandwritepoetryandmusic. Theycanalsocarryonsomewhatpuzzlingconversations.? ?Computersimitatelife.Ascomputersgetmorecomplextheimitationgets better.Finallythelinebetweentheoriginalandthecopybecomesunclear.In another15yearsorsowewillseethecomputerasanewformof life.??Theopinionseemsridiculousbecauseforonething computerslackthedrivesandemotionsoflivingcreatures.Butdrivescanbe programmedintothecomputer’sbrainjustasnatureprogrammedthemintoour humanbrainsasapartoftheequipmentforsurvival.??Computers matchpeopleinsomerolesandwhenfastdecisionsareneededinacrisisthey oftensurpassthem.Havingevolvedwhenthepaceoflifewasslowerthehuman brainhasaninherentdefectthatpreventsitfromabsorbingseveralstreamsof informationsimultaneouslyandactingonthemquickly.Throwtoomanythingsat thebrainatonetimeanditfreezesup.??Wearestillin controlbutthecapabilitiesofcomputersareincreasingatafantasticrate whilerawhumanintelligenceischangingslowlyifatall.Computerpowerhas increasedtentimeseveryeightyearssince1946.Inthe1990swhenthesixth generationappearsthereasoningpowerofanintelligencebuiltoutofsilicon willbegintomatchthatofthehumanbrain.??Thatdoesnotmean theevolutionofintelligencehasendedontheearth.Judgingbythepastwe canexpectthatanewspecieswillariseoutofmansurpassinghisachievements ashehassurpassedthoseofhispredecessor.Onlyacarbonchemistryenthusiast wouldassumethatthenewspeciesmustbeman’sflesh-anti-blooddescendants. Thenewkindofintelligentlifeismorelikelytobemadeof silicon.Intermsofmakingdecisionsthehumanbraincannotbecomparedwiththecomputerbecause______.
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{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??ThefirstanybodyknewaboutDutchmanFrankSiegmundandhis familywaswhenworkmentrampingthroughafieldfoundanarrowsteelchimney protrudingthroughthegrass.Closerinspectionrevealedachinkofsky-light windowamongthethistlesandwhenamazedinvestigatorsmoveddownthesideof thehilltheycameacrossapinedoorcompletewithleadeddiamondglassanda brassknockersetintoanundergroundbuilding.TheSiegmundshadmanagedto liveundetectedforsixyearsoutsidethebordertownofBredainHolland.They arethelatestinaclutchofindividualistichomemakerswhohaveburrowed undergroundinsearchoftranquility.2.??Mostfailingfoulof strictbuildingregulationshavebeenforcedtodismantletheirindividualistic ?homesandreturntomoreconventionallifestyles.Butsubterranean suburbiaDutchstyleisabouttobecomerespectableandchic.Sevenluxury homescossetedawayinsideahighearth-coverednoiseembankmentnexttothe mainTilburgcityroadrecentlywentonthemarketfor$296500each.The foundationshadyettobedugbutcustomersqueueduptobuytheunusual part-submergedhouseswhosebackwallconsistsofagrassymoundandwhose frontisalongglassgallery.3.??TheDutcharenottheonly would-bemoles.GrowingnumbersofEuropeansareburrowingbelowgroundto createhousesofficesdiscosandshoppingmalls.Itisalreadyprovingaway oflifeinextremeclimates;inwintermonthsinMontrealCanadaforinstance citizenscanescapethecoldinanundergroundcomplexcompletewithshopsand evenhealthclinics.InTokyobuildersareplanningamassiveundergroundcity tobebeguninthenextdecadeandundergroundshoppingmallsarealready commoninJapanwhere90percentofthepopulationissqueezedinto20percent ofthelandspace.4.??Buildingbigcommercialbuildings undergroundcanbeawaytoaviddisfiguringrthreateningabeautifulor ’environ-mentallysensitive’landscape.?Indeedmanyofthebuildingswhich consumemostland--suchascinemassupermarketstheatreswarehousesor libraries—havenoneedtobeonthesurfacesincetheydonotneed windows.5.??Therearebigadvantagestoowhenitcomesto privatehomes.Adeveloprrientof194houseswhichwouldtakeup14hectaresof landabovegroundwouldoccupy2.7hectaresbelowitwhilethenumberofroads wouldbehalved.Underseveralmetresofearthnoiseisminimalandinsulation isexcellent.’Weget40to50enquiriesaweek’saysPeterCarpenter secretaryoftheBritishEarthShelteringAssociationwhichbuildssimilar homesinBritain.’peopleseethisasawayofbuildingforthefuture.’An undergrounddwellerhimselfCarpenterhasneverpaidaheatingbillthanksto solarpanelsandnaturalinsulation.6.??InEuropetheobstacle hasbeenconservativelocalauthoritiesanddeveloperswhoprefertoensure quicksaleswithconventionalmass-producedhousing.ButtheDutchdevelopment wasgreetedwithundisguisedreliefbySouthLimburgplannersbecauseof Holland’schronicshortageofland.ItwastheTilburgarchitectJoHurkmanswho hitontheideaofmakinguseofnoiseembankmentsonmainroads.His two-floored?four-bedroomed?two-bathroomeddetached?homesare nowtakingshape.’Theyarenotsomuchbelowtheearthasinit’hesays. ’Allthelightwillcomethroughtheglassfrontwhichrunsfromthesecond floorceilingtotheground.Areaswhichdonotneedmuchnaturallightingare attheback.Thelivingaccommodationistothefrontsonobodynoticesthatthe backisdark.’DutchmanFrankSiegmundandhisfamily______
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??IntheUnitedStatestheneedto protectplantandanimalspecieshasbecomeahighlycontroversialandsharply politicalissuesincethepassageoftheEndangeredSpeciesActin1973.The actdesignedtoprotectspecies’livingareasandpoliciesthatpreserveland andforestscompetewitheconomicinterests.Inthe1990’sforexamplethe woodcuttersintheWesternUnitedStateswerechallengedlegallyintheir attempttocuttreesfortimberintheCascadeMountains.Thechallengewas mountedtoprotecttheendangeredspottedowl猫头鹰whoseremainingpopulation occupiestheseforestsandrequirestheintactancientforestforsurvival.The problematicsituationsettheinterestsofenvironmentalistsagainstthoseof corporationsandofindividualswhostoodtolosejobs.Aftermonthsofdebate andlegalbattlesthefateofthewoodcutters—andtheowls—wasstillundecided inmid-1992.??Similartensionsexistbetweenthedevelopedand thedevelopingnations.Manypeopleinindustrializednationsforexample believethatdevelopingnationsintropicalregionsshoulddomoretoprotect theirrainforestsandothernaturalareas.Butthedevelopingcountriesmay beimpoverished使穷困withpopulationsgrowingsorapidlythatusingtheland isameanstotemporarilyavoidworseningpovertyandstarvation.? ?ManyofthechangestoEarththatconcernscientistshavethepotentialto robtheplanetofitsbiologicalrichness.ThedestructionofEarth’sozone layer臭氧层forexamplecouldcontributetothegeneralprocessof impoverishmentbyallowingultra-violetraystoharmplantsandanimals.And globalwarmingcouldwipeoutspeciesunabletoquicklyadapttochanging climates.Clearlyprotectingwillcomeonlythroughcoordinatedinternational effortstocontrolhumanpopulationstabilizethecompositionofthe atmosphereandpreserveintactEarth’scomplexwebof life.Cuttingtreestogrowmorefoodisalong-termrelieftothefoodproblem.
{{*HTML*}}阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ??Thesunisastar.{{U}}?46?{{/U}}Thatisbecauseit isnearus;buttheotherstarsarefaraway.Thesunshinesbecauseitisvery hotbutthemoonshinesbecauseitreflectsthesun’slight.’Itislikeabig mirror.Ifwevisitedthemoonweshouldseetheearth.{{U}}?47 ?{{/U}}.???Sometimestheearthmovesbetweenthesunand themoon.Thentheearth’sshadowfallsonthemoon;nolightfromthesuncan thenreachthemoon.Themoongetsdarkbecauseitcannotreflectthesun’s light.{{U}}?48?{{/U}}.??Doesthesunevergetdark duringthesay?Itdoessowhenthemoonhidesit.Sometimesthemoongoesin frontofthesun.Wecanwatchitsedgewhenitslowlycrossesthesun’sdisc. Everythinggetsdarkeranddarker;thenatlastwecannotseeanypartofthe sun’sdisc.Themoonishidingitcompletely.Thatisatotaleclipseofthe sun;sometimesonlypartofthesun’sdiscishidden;thatisnotatotal eclipse.{{U}}?49?{{/U}}.??{{U}}?50 ?{{/U}}TherewasatotaleclipseofthemoononJanuary92001.Thatevent wasvisiblefromEuropeAfricaandAsia.Therewereabout20totaleclipsesof thesunbetween1970and1999.ThelatestwasseenonJune21thisyearin AngolaZambiaZimbabweMozambiqueandMadagascar.??A. Eclipsesarenotseenineverypartoftheworld.??B.The earth’sshadowwasbeginningtomoveaway.??C.Wecallthisan eclipseofthemoon.??D.Itappearstobebiggerthananyother star.??E.Itisalsolikeamirroranditreflectsthelightof thesun.??F.Itisapartialeclipseofthesun.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 CarThievesCouldBeStopped Remotely遥远地??Speedingoff超速行驶inastolencar thethiefthinkshehasgotagreatcatch.Butheisinanastysurprise.The carisfittedwitharemoteimmobilizer使车辆不能调动的装置andaradiosignalfroma controlcentermilesawaywillensurethatoncethethiefswitchestheengine {{U}}?51?{{/U}}hewillnotbeabletostartitagain.? ?Fornowsuchdevices{{U}}?52?{{/U}}onlyavailableforfleets oftrucksandspecialistvehiclesusedonconstructionsites.Butremote immobilization使车辆不能调动technologycouldsoonstarttotrickle慢慢地移动downto ordinarycarsand{{U}}?53?{{/U}}beavailabletoordinarycarsinthe UK{{U}}?54?{{/U}}twomonths.??Theideagoeslikethis. Acontrolboxfittedtothecarincorporates{{U}}?55?{{/U}}iniature cellphone移动电话手机amicroprocessorandmemoryandaGPSsatellite positioningreceiver.{{U}}?56?{{/U}}thecarisstolenacoded cellphonesignalwilltelltheunittoblockthevehiclesenginemanagement systemandpreventtheengine{{U}}?57?{{/U}}restarted.? ?Thereareevenplansforimmobilizers{{U}}?58?{{/U}}shutdown vehiclesonthemovethoughtherearefearsoverthesafetyimplicationsof suchasystem.??IntheUKanarrayoftechnicalfixesisalready making{{U}}?59?{{/U}}harderforcarthieves.Thepatternofvehicles crimehaschangedsaysMartynRandallofThatchamasecurityresearch organizationbasedinBerkshirethatisfundedinpart{{U}}?60?{{/U}} themotorinsuranceindustry.??Hesaysitwouldonlytakehima fewminutesto{{U}}?61?{{/U}}anovice新手初学者howtostealacar usingabareminimumoftools.Butonlyifthecarismorethan10years old.??Moderncarsareafartougher艰苦的proposition任务as theirenginemanagementcomputerwillnot{{U}}?62?{{/U}}themtostart unlesstheyreceiveauniqueIDcodebeamedoutbytheignition点火key.Inthe UKtechnologieslikethis{{U}}?63?{{/U}}achievea31percentdrop invehicle-relatedcrimesince1997.??Butdeterminedcriminals arestillmanagingtofindotherwaystostealcars.Oftenbygettingholdof theownerskeysinaburglary夜窃行为盗窃.In200012percentofvehiclesstolen intheUKweretakenusingtheownerskeysdoublethepreviousyears figure.??Remote-controlledimmobilizationsystemwould {{U}}?64?{{/U}}amajornewobstacleinthecriminalswaybymaking suchtheftspointless.AgroupthatincludesThatchamthepoliceinsurance companiesandsecuritytechnologyfirmshavedevelopedstandardsforasystem thatcouldgoonthemarketsoonerthanthe{{U}}?65?{{/U}} expects.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??AsDr.SamuelJohnsonsaidina differenteraaboutladiespreachingthesurprisingthingabutcomputersisnot thattheythinklesswellthanamanbutthattheythinkatall.Theearly electroniccomputerdidnothavemuchgoingforitexceptamarvelousmemoryand somegoodmathskills.But.todaythebestmodelscanbewireduptolearnby experiencefollowanargumentaskproperquestionsandwritepoetryandmusic. Theycanalsocarryonsomewhatpuzzlingconversations.? ?Computersimitatelife.Ascomputersgetmorecomplextheimitationgets better.Finallythelinebetweentheoriginalandthecopybecomesunclear.In another15yearsorsowewillseethecomputerasanewformof life.??Theopinionseemsridiculousbecauseforonething computerslackthedrivesandemotionsoflivingcreatures.Butdrivescanbe programmedintothecomputer’sbrainjustasnatureprogrammedthemintoour humanbrainsasapartoftheequipmentforsurvival.??Computers matchpeopleinsomerolesandwhenfastdecisionsareneededinacrisisthey oftensurpassthem.Havingevolvedwhenthepaceoflifewasslowerthehuman brainhasaninherentdefectthatpreventsitfromabsorbingseveralstreamsof informationsimultaneouslyandactingonthemquickly.Throwtoomanythingsat thebrainatonetimeanditfreezesup.??Wearestillin controlbutthecapabilitiesofcomputersareincreasingatafantasticrate whilerawhumanintelligenceischangingslowlyifatall.Computerpowerhas increasedtentimeseveryeightyearssince1946.Inthe1990swhenthesixth generationappearsthereasoningpowerofanintelligencebuiltoutofsilicon willbegintomatchthatofthehumanbrain.??Thatdoesnotmean theevolutionofintelligencehasendedontheearth.Judgingbythepastwe canexpectthatanewspecieswillariseoutofmansurpassinghisachievements ashehassurpassedthoseofhispredecessor.Onlyacarbonchemistryenthusiast wouldassumethatthenewspeciesmustbeman’sflesh-anti-blooddescendants. Thenewkindofintelligentlifeismorelikelytobemadeof silicon.AccordingtothepassagewhichofthefollowingstatementsisTRUE?
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??ThefirstanybodyknewaboutDutchmanFrankSiegmundandhis familywaswhenworkmentrampingthroughafieldfoundanarrowsteelchimney protrudingthroughthegrass.Closerinspectionrevealedachinkofsky-light windowamongthethistlesandwhenamazedinvestigatorsmoveddownthesideof thehilltheycameacrossapinedoorcompletewithleadeddiamondglassanda brassknockersetintoanundergroundbuilding.TheSiegmundshadmanagedto liveundetectedforsixyearsoutsidethebordertownofBredainHolland.They arethelatestinaclutchofindividualistichomemakerswhohaveburrowed undergroundinsearchoftranquility.2.??Mostfailingfoulof strictbuildingregulationshavebeenforcedtodismantletheirindividualistic ?homesandreturntomoreconventionallifestyles.Butsubterranean suburbiaDutchstyleisabouttobecomerespectableandchic.Sevenluxury homescossetedawayinsideahighearth-coverednoiseembankmentnexttothe mainTilburgcityroadrecentlywentonthemarketfor$296500each.The foundationshadyettobedugbutcustomersqueueduptobuytheunusual part-submergedhouseswhosebackwallconsistsofagrassymoundandwhose frontisalongglassgallery.3.??TheDutcharenottheonly would-bemoles.GrowingnumbersofEuropeansareburrowingbelowgroundto createhousesofficesdiscosandshoppingmalls.Itisalreadyprovingaway oflifeinextremeclimates;inwintermonthsinMontrealCanadaforinstance citizenscanescapethecoldinanundergroundcomplexcompletewithshopsand evenhealthclinics.InTokyobuildersareplanningamassiveundergroundcity tobebeguninthenextdecadeandundergroundshoppingmallsarealready commoninJapanwhere90percentofthepopulationissqueezedinto20percent ofthelandspace.4.??Buildingbigcommercialbuildings undergroundcanbeawaytoaviddisfiguringrthreateningabeautifulor ’environ-mentallysensitive’landscape.?Indeedmanyofthebuildingswhich consumemostland--suchascinemassupermarketstheatreswarehousesor libraries—havenoneedtobeonthesurfacesincetheydonotneed windows.5.??Therearebigadvantagestoowhenitcomesto privatehomes.Adeveloprrientof194houseswhichwouldtakeup14hectaresof landabovegroundwouldoccupy2.7hectaresbelowitwhilethenumberofroads wouldbehalved.Underseveralmetresofearthnoiseisminimalandinsulation isexcellent.’Weget40to50enquiriesaweek’saysPeterCarpenter secretaryoftheBritishEarthShelteringAssociationwhichbuildssimilar homesinBritain.’peopleseethisasawayofbuildingforthefuture.’An undergrounddwellerhimselfCarpenterhasneverpaidaheatingbillthanksto solarpanelsandnaturalinsulation.6.??InEuropetheobstacle hasbeenconservativelocalauthoritiesanddeveloperswhoprefertoensure quicksaleswithconventionalmass-producedhousing.ButtheDutchdevelopment wasgreetedwithundisguisedreliefbySouthLimburgplannersbecauseof Holland’schronicshortageofland.ItwastheTilburgarchitectJoHurkmanswho hitontheideaofmakinguseofnoiseembankmentsonmainroads.His two-floored?four-bedroomed?two-bathroomeddetached?homesare nowtakingshape.’Theyarenotsomuchbelowtheearthasinit’hesays. ’Allthelightwillcomethroughtheglassfrontwhichrunsfromthesecond floorceilingtotheground.Areaswhichdonotneedmuchnaturallightingare attheback.Thelivingaccommodationistothefrontsonobodynoticesthatthe backisdark.’TheDutchdevelopmentwaswelcomedby______
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??ThefirstanybodyknewaboutDutchmanFrankSiegmundandhis familywaswhenworkmentrampingthroughafieldfoundanarrowsteelchimney protrudingthroughthegrass.Closerinspectionrevealedachinkofsky-light windowamongthethistlesandwhenamazedinvestigatorsmoveddownthesideof thehilltheycameacrossapinedoorcompletewithleadeddiamondglassanda brassknockersetintoanundergroundbuilding.TheSiegmundshadmanagedto liveundetectedforsixyearsoutsidethebordertownofBredainHolland.They arethelatestinaclutchofindividualistichomemakerswhohaveburrowed undergroundinsearchoftranquility.2.??Mostfailingfoulof strictbuildingregulationshavebeenforcedtodismantletheirindividualistic ?homesandreturntomoreconventionallifestyles.Butsubterranean suburbiaDutchstyleisabouttobecomerespectableandchic.Sevenluxury homescossetedawayinsideahighearth-coverednoiseembankmentnexttothe mainTilburgcityroadrecentlywentonthemarketfor$296500each.The foundationshadyettobedugbutcustomersqueueduptobuytheunusual part-submergedhouseswhosebackwallconsistsofagrassymoundandwhose frontisalongglassgallery.3.??TheDutcharenottheonly would-bemoles.GrowingnumbersofEuropeansareburrowingbelowgroundto createhousesofficesdiscosandshoppingmalls.Itisalreadyprovingaway oflifeinextremeclimates;inwintermonthsinMontrealCanadaforinstance citizenscanescapethecoldinanundergroundcomplexcompletewithshopsand evenhealthclinics.InTokyobuildersareplanningamassiveundergroundcity tobebeguninthenextdecadeandundergroundshoppingmallsarealready commoninJapanwhere90percentofthepopulationissqueezedinto20percent ofthelandspace.4.??Buildingbigcommercialbuildings undergroundcanbeawaytoaviddisfiguringrthreateningabeautifulor ’environ-mentallysensitive’landscape.?Indeedmanyofthebuildingswhich consumemostland--suchascinemassupermarketstheatreswarehousesor libraries—havenoneedtobeonthesurfacesincetheydonotneed windows.5.??Therearebigadvantagestoowhenitcomesto privatehomes.Adeveloprrientof194houseswhichwouldtakeup14hectaresof landabovegroundwouldoccupy2.7hectaresbelowitwhilethenumberofroads wouldbehalved.Underseveralmetresofearthnoiseisminimalandinsulation isexcellent.’Weget40to50enquiriesaweek’saysPeterCarpenter secretaryoftheBritishEarthShelteringAssociationwhichbuildssimilar homesinBritain.’peopleseethisasawayofbuildingforthefuture.’An undergrounddwellerhimselfCarpenterhasneverpaidaheatingbillthanksto solarpanelsandnaturalinsulation.6.??InEuropetheobstacle hasbeenconservativelocalauthoritiesanddeveloperswhoprefertoensure quicksaleswithconventionalmass-producedhousing.ButtheDutchdevelopment wasgreetedwithundisguisedreliefbySouthLimburgplannersbecauseof Holland’schronicshortageofland.ItwastheTilburgarchitectJoHurkmanswho hitontheideaofmakinguseofnoiseembankmentsonmainroads.His two-floored?four-bedroomed?two-bathroomeddetached?homesare nowtakingshape.’Theyarenotsomuchbelowtheearthasinit’hesays. ’Allthelightwillcomethroughtheglassfrontwhichrunsfromthesecond floorceilingtotheground.Areaswhichdonotneedmuchnaturallightingare attheback.Thelivingaccommodationistothefrontsonobodynoticesthatthe backisdark.’Paragraph5______
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 CarThievesCouldBeStopped Remotely遥远地??Speedingoff超速行驶inastolencar thethiefthinkshehasgotagreatcatch.Butheisinanastysurprise.The carisfittedwitharemoteimmobilizer使车辆不能调动的装置andaradiosignalfroma controlcentermilesawaywillensurethatoncethethiefswitchestheengine {{U}}?51?{{/U}}hewillnotbeabletostartitagain.? ?Fornowsuchdevices{{U}}?52?{{/U}}onlyavailableforfleets oftrucksandspecialistvehiclesusedonconstructionsites.Butremote immobilization使车辆不能调动technologycouldsoonstarttotrickle慢慢地移动downto ordinarycarsand{{U}}?53?{{/U}}beavailabletoordinarycarsinthe UK{{U}}?54?{{/U}}twomonths.??Theideagoeslikethis. Acontrolboxfittedtothecarincorporates{{U}}?55?{{/U}}iniature cellphone移动电话手机amicroprocessorandmemoryandaGPSsatellite positioningreceiver.{{U}}?56?{{/U}}thecarisstolenacoded cellphonesignalwilltelltheunittoblockthevehiclesenginemanagement systemandpreventtheengine{{U}}?57?{{/U}}restarted.? ?Thereareevenplansforimmobilizers{{U}}?58?{{/U}}shutdown vehiclesonthemovethoughtherearefearsoverthesafetyimplicationsof suchasystem.??IntheUKanarrayoftechnicalfixesisalready making{{U}}?59?{{/U}}harderforcarthieves.Thepatternofvehicles crimehaschangedsaysMartynRandallofThatchamasecurityresearch organizationbasedinBerkshirethatisfundedinpart{{U}}?60?{{/U}} themotorinsuranceindustry.??Hesaysitwouldonlytakehima fewminutesto{{U}}?61?{{/U}}anovice新手初学者howtostealacar usingabareminimumoftools.Butonlyifthecarismorethan10years old.??Moderncarsareafartougher艰苦的proposition任务as theirenginemanagementcomputerwillnot{{U}}?62?{{/U}}themtostart unlesstheyreceiveauniqueIDcodebeamedoutbytheignition点火key.Inthe UKtechnologieslikethis{{U}}?63?{{/U}}achievea31percentdrop invehicle-relatedcrimesince1997.??Butdeterminedcriminals arestillmanagingtofindotherwaystostealcars.Oftenbygettingholdof theownerskeysinaburglary夜窃行为盗窃.In200012percentofvehiclesstolen intheUKweretakenusingtheownerskeysdoublethepreviousyears figure.??Remote-controlledimmobilizationsystemwould {{U}}?64?{{/U}}amajornewobstacleinthecriminalswaybymaking suchtheftspointless.AgroupthatincludesThatchamthepoliceinsurance companiesandsecuritytechnologyfirmshavedevelopedstandardsforasystem thatcouldgoonthemarketsoonerthanthe{{U}}?65?{{/U}} expects.
InRussiatodaytheyoungerpeopleareadaptingfarmorereadilytothe{{U}}turmoil{{/U}}oftheemergingmarketsystem.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??IntheUnitedStatestheneedto protectplantandanimalspecieshasbecomeahighlycontroversialandsharply politicalissuesincethepassageoftheEndangeredSpeciesActin1973.The actdesignedtoprotectspecies’livingareasandpoliciesthatpreserveland andforestscompetewitheconomicinterests.Inthe1990’sforexamplethe woodcuttersintheWesternUnitedStateswerechallengedlegallyintheir attempttocuttreesfortimberintheCascadeMountains.Thechallengewas mountedtoprotecttheendangeredspottedowl猫头鹰whoseremainingpopulation occupiestheseforestsandrequirestheintactancientforestforsurvival.The problematicsituationsettheinterestsofenvironmentalistsagainstthoseof corporationsandofindividualswhostoodtolosejobs.Aftermonthsofdebate andlegalbattlesthefateofthewoodcutters—andtheowls—wasstillundecided inmid-1992.??Similartensionsexistbetweenthedevelopedand thedevelopingnations.Manypeopleinindustrializednationsforexample believethatdevelopingnationsintropicalregionsshoulddomoretoprotect theirrainforestsandothernaturalareas.Butthedevelopingcountriesmay beimpoverished使穷困withpopulationsgrowingsorapidlythatusingtheland isameanstotemporarilyavoidworseningpovertyandstarvation.? ?ManyofthechangestoEarththatconcernscientistshavethepotentialto robtheplanetofitsbiologicalrichness.ThedestructionofEarth’sozone layer臭氧层forexamplecouldcontributetothegeneralprocessof impoverishmentbyallowingultra-violetraystoharmplantsandanimals.And globalwarmingcouldwipeoutspeciesunabletoquicklyadapttochanging climates.Clearlyprotectingwillcomeonlythroughcoordinatedinternational effortstocontrolhumanpopulationstabilizethecompositionofthe atmosphereandpreserveintactEarth’scomplexwebof life.Accordingtothepassagethepreservationofrainforestsshouldtakepriorityoverthecontrolofhumanpopulation.
{{*HTML*}}{{B}}第三篇{{/B}} ??Therearesomeearthphenomenayoucan countonbutthemagneticfieldsomesayisnotoneofthem.Itfluctuatesin strengthdriftsfromitsaxisandeveryfew100000yearsundergoesadramatic polarityreversal—aperiodwhennorthpolebecomessouthpoleandsouthpole becomesnorthpole.Buthowisthefieldgeneratedandwhyisitso unstable????GroundbreakingresearchbytwoFrench geophysicistspromisestoshedsomelightonthemystery.Using80metresof deepseasediment沉淀物coretheyhaveobtainedmeasurements?of magnetic-fieldintensitythatspan11polarityreversalsandfourmillionyears. Theanalysisrevealsthatintensityappearstofluctuatewithaclear well-definedrhythm.Althoughthestrengthofthemagneticfieldvaries irregularlyduringtheshortternthereseemstobeaninevitablelong-term declineprecedingeachpolarityreversal.Whenthepolesflip—aprocessthat takesseveralhundredthousandyears--themagneticfieldrapidlyregainsits strengthandthecycleisrepeated.??Theresultshavecauseda stiramonggeophysicists.Themagneticfieldisthoughttooriginate?from molten熔化的ironintheoutercore3000kilometersbeneaththeearth’s surface.?Bystudyingmineralgrainsfoundinmaterialrangingfromrocks toclayarticlespreviousresearchershavealreadybeenabletoidentify reversalsdatingback170millionyearsincludingthemostrecentswitch 730000yearsage.Howandwhytheyoccurhoweverhasbeenwidelydebated. Severaltheorieslinkpolarityflipstoexternaldisasterssuchasmeteor陨星 impacts.?ButPeterOlsonageophysicistattheJohnsHopkinsUniversity inBaltimoresaysthisisunlikelyiftheFrenchresearchersareright.In factOlsonsaysintensitythatpredictablydeclinesfromonereversaltothe nestcontradicts90percentofthemodelscurrentlyunderstudy.Iftheresults provetobevalidgeophysicistswillhaveanewtheorytoguidethemintheir questtounderstandtheearth’sinnerphysics.Itcertainlypointsthedirection forfutureresearch.WhathavethetwoFrenchgeophysicistsdiscoveredintheirresearch?
{{*HTML*}}{{B}}第二篇{{/B}} ??Asinthefieldofspacetravelsoin underseaexplorationnewtechnologiescontinuetoappear.?Theysharea numberofsimilaritieswitheachother—aswellassomeimportant differences.??Mannedsubmersibles潜水器likespaceshipsmust maintainlivingconditionsinanunnaturalenvironment.Butwhileaspaceship mustsimplybesealedagainstthevacuumofspaceasubmersiblemustbeableto bearextremepressureifitisnottobreakupindeepwater.??In exploringspaceunmannedvehicleswereemployedbeforeastronauts.Inundersea explorationontheotherhandmenpavedthewayonlyrecentlyhaveunmanned remote-operatedvehiclesROVsbeenputtouse.??Onereasonfor thisisthatcommunicatingwithvehiclesinorbitismucheasierthantalkingto theseunderwater.Avacuumamidealmediumforradiocommunicationsbut underwatercommunicationsarelimitedtomuchslowersoundwaves.Thusmost underseavehicles—particularlyROVs—operateattheendoflongropes.? ?Forasimilarreasonknowingwhereyouareunderseaismuchmore difficultthaninspace.Aspaceship’spositioncanbelocatedbyfollowingits radiosignalorbyusingtelescopesandradar.Foranunderseavehicle howeveraspecialnetworkofsonar声纳mustbelaidoutinadvanceonthe ocean’floorintheareaofadivetolocatethevehicle’sposition.? ?Thoughunderseaexplorationismorechallengingthanouterspaceina numberofrespectsithasadistinctadvantage:Goingtotheoceandepths doesn’trequirethepowernecessarytoescapeEarth’sgravity.Thusitremains farlessexpensive.Thesonardevicesmustbeplaced______.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ??ThefirstanybodyknewaboutDutchmanFrankSiegmundandhis familywaswhenworkmentrampingthroughafieldfoundanarrowsteelchimney protrudingthroughthegrass.Closerinspectionrevealedachinkofsky-light windowamongthethistlesandwhenamazedinvestigatorsmoveddownthesideof thehilltheycameacrossapinedoorcompletewithleadeddiamondglassanda brassknockersetintoanundergroundbuilding.TheSiegmundshadmanagedto liveundetectedforsixyearsoutsidethebordertownofBredainHolland.They arethelatestinaclutchofindividualistichomemakerswhohaveburrowed undergroundinsearchoftranquility.2.??Mostfailingfoulof strictbuildingregulationshavebeenforcedtodismantletheirindividualistic ?homesandreturntomoreconventionallifestyles.Butsubterranean suburbiaDutchstyleisabouttobecomerespectableandchic.Sevenluxury homescossetedawayinsideahighearth-coverednoiseembankmentnexttothe mainTilburgcityroadrecentlywentonthemarketfor$296500each.The foundationshadyettobedugbutcustomersqueueduptobuytheunusual part-submergedhouseswhosebackwallconsistsofagrassymoundandwhose frontisalongglassgallery.3.??TheDutcharenottheonly would-bemoles.GrowingnumbersofEuropeansareburrowingbelowgroundto createhousesofficesdiscosandshoppingmalls.Itisalreadyprovingaway oflifeinextremeclimates;inwintermonthsinMontrealCanadaforinstance citizenscanescapethecoldinanundergroundcomplexcompletewithshopsand evenhealthclinics.InTokyobuildersareplanningamassiveundergroundcity tobebeguninthenextdecadeandundergroundshoppingmallsarealready commoninJapanwhere90percentofthepopulationissqueezedinto20percent ofthelandspace.4.??Buildingbigcommercialbuildings undergroundcanbeawaytoaviddisfiguringrthreateningabeautifulor ’environ-mentallysensitive’landscape.?Indeedmanyofthebuildingswhich consumemostland--suchascinemassupermarketstheatreswarehousesor libraries—havenoneedtobeonthesurfacesincetheydonotneed windows.5.??Therearebigadvantagestoowhenitcomesto privatehomes.Adeveloprrientof194houseswhichwouldtakeup14hectaresof landabovegroundwouldoccupy2.7hectaresbelowitwhilethenumberofroads wouldbehalved.Underseveralmetresofearthnoiseisminimalandinsulation isexcellent.’Weget40to50enquiriesaweek’saysPeterCarpenter secretaryoftheBritishEarthShelteringAssociationwhichbuildssimilar homesinBritain.’peopleseethisasawayofbuildingforthefuture.’An undergrounddwellerhimselfCarpenterhasneverpaidaheatingbillthanksto solarpanelsandnaturalinsulation.6.??InEuropetheobstacle hasbeenconservativelocalauthoritiesanddeveloperswhoprefertoensure quicksaleswithconventionalmass-producedhousing.ButtheDutchdevelopment wasgreetedwithundisguisedreliefbySouthLimburgplannersbecauseof Holland’schronicshortageofland.ItwastheTilburgarchitectJoHurkmanswho hitontheideaofmakinguseofnoiseembankmentsonmainroads.His two-floored?four-bedroomed?two-bathroomeddetached?homesare nowtakingshape.’Theyarenotsomuchbelowtheearthasinit’hesays. ’Allthelightwillcomethroughtheglassfrontwhichrunsfromthesecond floorceilingtotheground.Areaswhichdonotneedmuchnaturallightingare attheback.Thelivingaccommodationistothefrontsonobodynoticesthatthe backisdark.’Paragraph3______
{{*HTML*}}{{B}}第三篇{{/B}} ??Therearesomeearthphenomenayoucan countonbutthemagneticfieldsomesayisnotoneofthem.Itfluctuatesin strengthdriftsfromitsaxisandeveryfew100000yearsundergoesadramatic polarityreversal—aperiodwhennorthpolebecomessouthpoleandsouthpole becomesnorthpole.Buthowisthefieldgeneratedandwhyisitso unstable????GroundbreakingresearchbytwoFrench geophysicistspromisestoshedsomelightonthemystery.Using80metresof deepseasediment沉淀物coretheyhaveobtainedmeasurements?of magnetic-fieldintensitythatspan11polarityreversalsandfourmillionyears. Theanalysisrevealsthatintensityappearstofluctuatewithaclear well-definedrhythm.Althoughthestrengthofthemagneticfieldvaries irregularlyduringtheshortternthereseemstobeaninevitablelong-term declineprecedingeachpolarityreversal.Whenthepolesflip—aprocessthat takesseveralhundredthousandyears--themagneticfieldrapidlyregainsits strengthandthecycleisrepeated.??Theresultshavecauseda stiramonggeophysicists.Themagneticfieldisthoughttooriginate?from molten熔化的ironintheoutercore3000kilometersbeneaththeearth’s surface.?Bystudyingmineralgrainsfoundinmaterialrangingfromrocks toclayarticlespreviousresearchershavealreadybeenabletoidentify reversalsdatingback170millionyearsincludingthemostrecentswitch 730000yearsage.Howandwhytheyoccurhoweverhasbeenwidelydebated. Severaltheorieslinkpolarityflipstoexternaldisasterssuchasmeteor陨星 impacts.?ButPeterOlsonageophysicistattheJohnsHopkinsUniversity inBaltimoresaysthisisunlikelyiftheFrenchresearchersareright.In factOlsonsaysintensitythatpredictablydeclinesfromonereversaltothe nestcontradicts90percentofthemodelscurrentlyunderstudy.Iftheresults provetobevalidgeophysicistswillhaveanewtheorytoguidethemintheir questtounderstandtheearth’sinnerphysics.Itcertainlypointsthedirection forfutureresearch.Whichofthefollowingtitlesismostappropriatetothepassage?
Designersgenerallyhavethearea{{U}}constructed{{/U}}sothatthewastegoesoutinstages.
Wedonotrecognizethe{{U}}all-comprehensive{{/U}}effectsofacenteroneveryaspectofourlife.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??AsDr.SamuelJohnsonsaidina differenteraaboutladiespreachingthesurprisingthingabutcomputersisnot thattheythinklesswellthanamanbutthattheythinkatall.Theearly electroniccomputerdidnothavemuchgoingforitexceptamarvelousmemoryand somegoodmathskills.But.todaythebestmodelscanbewireduptolearnby experiencefollowanargumentaskproperquestionsandwritepoetryandmusic. Theycanalsocarryonsomewhatpuzzlingconversations.? ?Computersimitatelife.Ascomputersgetmorecomplextheimitationgets better.Finallythelinebetweentheoriginalandthecopybecomesunclear.In another15yearsorsowewillseethecomputerasanewformof life.??Theopinionseemsridiculousbecauseforonething computerslackthedrivesandemotionsoflivingcreatures.Butdrivescanbe programmedintothecomputer’sbrainjustasnatureprogrammedthemintoour humanbrainsasapartoftheequipmentforsurvival.??Computers matchpeopleinsomerolesandwhenfastdecisionsareneededinacrisisthey oftensurpassthem.Havingevolvedwhenthepaceoflifewasslowerthehuman brainhasaninherentdefectthatpreventsitfromabsorbingseveralstreamsof informationsimultaneouslyandactingonthemquickly.Throwtoomanythingsat thebrainatonetimeanditfreezesup.??Wearestillin controlbutthecapabilitiesofcomputersareincreasingatafantasticrate whilerawhumanintelligenceischangingslowlyifatall.Computerpowerhas increasedtentimeseveryeightyearssince1946.Inthe1990swhenthesixth generationappearsthereasoningpowerofanintelligencebuiltoutofsilicon willbegintomatchthatofthehumanbrain.??Thatdoesnotmean theevolutionofintelligencehasendedontheearth.Judgingbythepastwe canexpectthatanewspecieswillariseoutofmansurpassinghisachievements ashehassurpassedthoseofhispredecessor.Onlyacarbonchemistryenthusiast wouldassumethatthenewspeciesmustbeman’sflesh-anti-blooddescendants. Thenewkindofintelligentlifeismorelikelytobemadeof silicon.WhatdoyousupposewastheattitudeofDr.SamuelJohnsontowardsladiespreaching?
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