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首页 2012年6月份科技英语在线试题答案20-

2012年6月份科技英语在线试题答案20-.doc

2012年6月份科技英语在线试题答案20-

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2019-02-21 0人阅读 举报 0 0 暂无简介

简介:本文档为《2012年6月份科技英语在线试题答案20-doc》,可适用于初中教育领域

inflationperiodresistedaccessibleequivalentoverdue课文GeologyisanaturalscienceWithitmencandiscoverallkindsofusefulmineralsGeologystudiestheearthButofthethreespheres,theatmosphere,thehydrosphereandthelithosphere,itonlydirectlystudiesthelithosphereItstudiesthecompositionanddistributionofmaterialintheearth’scrustItstudiesalsotheformation,changesanddevelopmentofrocksandmineralsintheearth’scrustGeologyisaverycomplexscienceTherearemanybranchesingeologyMineralogyisthescienceofthemineralsPetrologyisthescienceoftherocksGeomorphologydealswithoriginoflandscapesandchangesinthemHistoricalgeologytracestheevolutionanddevelopmentoftheearthandoftheanimalsandplantsonitStratigraphystudiesthesequenceoftherocksintheearth’scrustPaleontologydealswiththeancientanimalsandplantsThesearejustafewofthemostimportantbranchesofgeologyGeologyisaveryimportantscienceWedependupongeologyforthediscoveryofmineraldepositsneededbythevariousindustriesAlotofmineralsareusedasfuelandrawmaterialsWithoutthemindustrializationisimpossibleMineralsarealsousedasfertilizersinagricultureChinaisveryrichinmineraldepositsofallkindsThestudyofgeologywillhelpustodiscoverthemPetroleumoccurswidelyintheearthasgas,liquid,semisolid,orsolid,orinmorethanoneofthesestatesatasingleplaceChemicallyanypetroleumisanextremelycomplexmixtureofhydrocarbon(hydrogenandcarbon)compounds,withminoramountsofnitrogen,oxygen,andsulfurasimpuritiesLiquidpetroleum,whichiscalledcrudeoiltodistinguishitfromrefinedoil,isthemostimportantcommerciallyItconsistschieflyoftheliquidhydrocarbons,withvaryingamountsofdissolvedgases,bitumens,andimpuritiesPetroleumgas,commonlycallednaturalgastodistinguishitfrommanufacturedgas,consistsofthelighterparaffinhydrocarbons,ofwhichthemostabundantismethanegas(CH)ThesemisolidandsolidformsofpetroleumconsistoftheheavyhydrocarbonsandbitumensGeologyplaysanimportantroleinthesearchforoilandnaturalgasFourprerequisitesarenecessaryforoil(andgas)toaccumulateincommercialquantitiesinanarea:()Theoiloriginatesinasourcebed,andamarineshale,onceablackmudrichinorganiccompounds,isthoughttobeacommonsourcerock()Theoilthenmigratestoapermeablereservoirrock,andtodothisitmaytravelforlongdistancesbothverticallyandhorizontallyOilcannotmovethroughthetinyopeningsoftheshalesourcebedsrapidlyenoughtobeextractedprofitably()AnonpermeablelayermustoccuraboveareservoirbedSinceoilislighterthanwater,ittendstomoveupwardthroughopeningsandcracksuntilitencountersimperviousbedsthatitcannotpenetrateTheoilmaythenaccumulatebeneaththeimperviouslayersSomegasoccursinsolutionwithintheoil,andifenoughispresentitseparatesouttooccupytheuppermostregionofsuchatrap()Afavorablestructuremustexisttoconcentratetheoilandanticlines,saltplugs,andfaultsarecommonexamplesAfaultzonemayitselfbeimpervious,orfaultingmayhaveshiftedanimperviousbedsothatitnowblocksareservoirbedStratigraphictrapstendtobemoredifficulttolocateandmayformwheretiltedreservoirbedsareoverlainunconformablybyimperviouslayersorwherethereservoirbedsbecomethinnerupdipandwedgeoutwithinenclosingimperviousbedsThusoilthatwasoncedistributedinsparseamountsthroughoutaverylargevolumeofrockmaynowberichlyconcentratedwithintheuppermostportionsoffavorablereservoirrocksThetaskofthegeologististhelocationofpromisingstructuresinregionswhererocksarefavorablefortheoccurrenceoftheotherprerequisitesDrillingaholeisthentheonlyknownmethodofdeterminingwhetherornotoilispresentinthestructureWhatismainlydealtwithinthepassageATheformationofoilBTheformationofrocksCThegeneralintroductionofgeologyDTherolesofgeologyinfindingoilGeologyisanaturalscienceanditdoesNOTstudyAthemineralsintheearth’scrustBtherocksintheearth’scrustCtheevolutionanddevelopmentoftheearthDtheoriginoftheatmospheresurroundingtheearthOneprerequisiteforoiltoaccumulateinquantityisthattheoiloriginatesinAasourcerockBablackmudCtheseawaterDorganiccompoundsIntheformationofoil,anonpermeablelayeraboveareservoirbedisnecessarybecauseitcanAacceleratethetravelspeedoftheoilBhindertheoiltomoveupwardChelptheoiltomoveupwardDhelppeopletodiscovertheoilWhichofthefollowingstatementsisTRUEADrillingaholeisoneoftheknownmethodsofdeterminingwhetherornotoilispresentinthestructureBAgeologistusuallytriestolocatepromisingstructuresinregionswhererocksarefavorablefortheoccurrenceoftheotherprerequisitesCAnunfavorablestructuremustexisttoconcentratetheoilDApermeablelayermustoccuraboveareservoirbedInrecentyearsanewfarmingrevolutionhasbegun,onethatinvolvesthemanipulationoflifeata()levelthegeneThestudyofgeneticshas()anewindustrycalledbiotechnologyAsthenamesuggest,itincorporatesbiology()modemtechnologythroughsuchtechniquesasgeneticengineeringSomeofthenewbiotechcompaniesspecializeinagricultureandareworkingpassionatelyto()seedsthatgiveahighyield,that()diseases,droughtandfrost,andthatreducetheneedfor()chemicalsIfsuchgoalscouldbeachieved,itwouldbemost()ButsomehaveraisedconcernsaboutgeneticallyengineeredcropsInnature,geneticdiversityiscreatedwithincertain()Arosecanbecrossedwithadifferentkindofrose,butarosewillnevercrosswithapotatoGeneticengineering,()usuallyinvolvestakinggenesfromonespeciesandinsertingthemintoanother()totransferadesiredcharacteristicThiscouldmean,forexample,selectingagenewhichleadstotheproductionofachemicalwithantifreeze()fromanarticfish,andinsertingitintoapotatoorstrawberrytomakeitfrostresistant(),then,biotechnologyallowshumanstobreachthegeneticwallsthatseparatespeciesLikethegreenrevolution,()somecall,thegenerevolution()totheproblemofgeneticuniformitysomesayevenmoreso()geneticistscanemploytechniquessuch()cloningandorganculture(培养),processesthatproduceperfectly()copiesConcernsabouttheerosionofbiodiversity,therefore,remainGeneticallyalteredplants,however,raisenew(),suchastheeffectsthattheymayhaveonusandtheenvironment“Weareflyingblindlyintoanew()ofagriculturalbiotechnologywithhighhopes,fewconstraints,andlittleideaofthepotential(),”saidsciencewriterJeremyRifkinAfundamentalBgovernmentalCmentalDinstrumentalAgotalongwithBgivenrisetoCcomeupwithDliveduptoAintoBfromCwithDforAraiseBexperimentCcultivateDgatherArestrictBresistCreverseDrecurAhostileBuselessChopelessDharmlessAbeneficialBdisappointingClastingDgloomingAlinesBlimitsCspeciesDagesAafterallBontheotherhandCinanycaseDasarestAtothepointBinnocaseCinanattemptDwithregardAqualityBsuperiorityCpriorityDquantityAInessenceBInpartCInadvanceDInreturnAwhatBwhereCasDsoAcombineBcontributesCcommandDbreakAthatBbecauseCifDwhenAlikeBforexampleCasDisAresemblingBalikeCsimilarDidenticalAissuesBheightCdifficultiesDgoalsAspotBeraCdeadlineDschemeAnavigationBmysteryCoutcomesDDestinationRegretisascommonanemotionasloveorfearanditcanbenearlyaspowerfulSoinanewpapertworesearcherssetabouttryingtofindoutwhatthetypicalAmericanregretsmostIntelephonesurveysNealRoseapsychologistandprofessorofmarketingattheSchoolofManagementatNorthwesternUniverstiyandMikeMorrisonadoctoralcandidateinpsychologyatUniversityofIllinoisaskedAmericansagedtototalkabouttheirmostnotableregretParticipantswereaskedwhattheregretwaswhenithappenedwhetheritwasaresultofsomethingtheydidordidn'tdoandwhetheritwassomethingthatcouldstillbefixed  Themostcommonlymentionedregretinvolvedromance(浪漫的事)()lostlovesorunfulfilledrelationshipsFamilyregretscameinsecond()whitpeoplestillfeelingbadlyaboutbeingunkindtotheirbrothersorsistersinchildhoodOtherfrequentlyreportedregretsinvolvedcareer() education()money()andparenting()。  RoseandMorrison'sstudywhichistobepublishedinsocialpsychologicalandpersonalityscienceissignificantinthatitsurveyedawiderangeoftheAmericanpublicincludingpeopleofallagesandsocioeconomicandeducationalbackgroundsPreviousstudiesonregrethavefocusedlargelyoncollegestudentswhopredictablytendtohaveeducationfocusedregretslikewishingtheyhadstudiedharderoradifferentmajorThenewsurveyshowsthatinthelargerpopulationaperson'smajorThenewsurveyshowsthatinthelargerpopulationaperson's“lifecircumstancesaccomplishmentsshortcomingssituationinlifeinjectconsiderablefuelintothefiresofregret”theauthorswrite  ()PeoplewithlesseducationforinstanceweremorelikelytoreporteducationregretPeoplewithhigherlevelsofeducationhadthemostcareerregretsAndthosewithnoromanticpartnertendedtoholdregretsregardingloveBrokendown(分解、细分)bysexmorewomen()thanmen()hadregretsaboutloveandfamilynotsurprisingsincewomen“valuesocialrelationshipsmorethanmen”theauthorswriteIncontrastmen()weremorelikelythanwomen()tomentionworkrelatedregretswishingthey'dchosenadifferentcareerpathforinstanceorfollowedtheirpassion()Manyparticipantsalsoreportedwishingtheyhadworkedlesstospendmoretimewiththeirchildren  Therewasanevensplitbetweenregretsaboutinaction(notdoingsomething)andaction(dosomethingyouwishyoudidn't)Butlikepreviousstudiesthecurrentresearchfoundthatsomeregretsaremorelikelythanotherstopersistovertime:peopletendtohangonlongertotheregretofinactionmeanwhileregretsofactiontendtobemorerecent  Inthesecondparagraphtheauthorshows  Atheresearchers'findings     Btheimportanceoffamily  Ctheimportanceofmoney    Dtheimportanceofcareer  Accordingtothepassagecollegestudentparticipantsmainlyhadregretsabouttheir  Afamilyandchildhood     Bstudyandmajor  Ccareerandjob           Dromanceandfear  Theword“notable”inthefirstparagraphisclosestinmeaningto  Acommon     Bcapable     Cwonderful     Dremarkable WhichofthefollowingstatementsisTRUE?  AThelesseducationheorshehasthemoreregretssheorhewouldhave  BThemoreeducationheorshehasthelessregretssheorhewouldhave  CMorewomenthanmenhadregretsaboutloveandfamily  DTheregretofactionseemstolastlongerthanthatofinaction  Whatisthemainideaofthispassage?  AHowregretisunderstoodbyatypicalAmerican  BCommonregretsismoreimportantthanloveandhate  CWhyregretismoreimportantthanloveandhate  DHowregrethasshapedAmericans

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