英语六级试题及答案

2012年12月英语六级试题及 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 作文：ComputerandMan　　Itisbelievedthatthecomputercandoalmosteverything.Atthetimethecomputerwasinvented,scientists,carriedawaybyitscalculatingspeed,feltthattheyhadcreatedamiracle.It　　Wasgraduallyusednotonlyinmathematics,physics,chemistryandastronomy,butinplaceslikethelibrary,hospitalandmilitaryarmytoreplacetheworkofman.Fortheworkofman.Forthisreason,thecomputerwasentiled“ElectronicBrain”intermsofappreciation。　　Canmanbecontrolledbycomputers?Theanswerisnegative.Althoughacomputerworksmuchfasterandaccuratelythanman,afactisundeniable;itisdesigned,manufacturedandprogrammedbyman,andthereforebyhumanbeings.Ofcourse,sciencefictionshavemadeupmanyfascinatingstoriesaboutacomputer,orratherrobot,whoconquersmanandtheearth,eventhewholeuniverse;however,theyareonlyunrealisticimaginatio.Ahorsehelpsmanalotrunsmuchfasterthanwe,butitisonlyaslave。　　Thefutureforthecomputerisverypromising.Withthehelpofit,wecandothingsthatcouldnotbedonebefore.Conqueringtheuniverse,discoveringnewthings,explainingmysteruiysphenomenapuzzlingusatpresentareallmadepossiblebycomputer。快速阅读1.B)Eatlesssweetfood　　2.B)Politicians　　3.C)Presentinganideal　　4.D)Large　　5.A)Theyhave　　6.C)Theyrealize　　7.C)Accessto仔细阅读PassageOne　　Questions57to61arebasedonthefollowingpassage.　　Newsisn’tgood:Unemployedthan9percent,andnewjobgrowthhasfallenclosetozero.That’sbadfortheeconomy.Anditmaybeespeciallydiscouragingifyouhappentobelookingforajoborhcareersrightnow.Butitactuallyshouldn’tmattertoyounearlyasmuchasyou　　That’sbecausejobgrowthnumbersdon’tmattertojobhuntersasmuchasjob更替)data.Afterall,existingjobsopenupeverydayduetopromotions,resignation(解雇)，andretirements.(Yes,peopleareretiringeveninthiseconomy.)Inbothbad,turnovercreatesmoreopeningsthaneconomicgrowthdoes.EveninJuneofeconomywasstillmovingahead,jobgrowthwasonly132,000,whileturnoverwas　　Andasitturnsout,eventoday—withjobgrowthnearzero—over4millionbeinghiredeverymonth.　　Idon’tmeantoimplythatoveralljobgrowthdoesn’thaveanimpactonone’sjob.It’struethatiftotalemploymentwerehigher,itwouldmeanmorejobsforallfrom(andcompetefor).Andit’struethattherearecurrentlymorepeopleapplyingablejobopening,regardlessofwhetherit’sanewoneornot.　　Butwhatoftendistinguishesthosewholandjobsfromthosewhodon’tit’sthemotivated.They’rewillingtodothehardworkofidentifyingtheirvaluableskillsaboutwhereandhowtolook;learnhowtopresentthemselvestopotentialemployeesgoing,evenafterrepeatedrejections.TheBureauofLaborStatisticsdatashowspeoplewhowantedandwereavailableforworkhadn’tlookedwithinthelastfournolongerevenclassifiedasunemployed.　　Sodon’tlettheheadlinesfoolyouintogivingup.FourmillionpeoplegethiredtheU.S.Youcanbeoneofthem.　　注意：此部分试题请在答题卡2上作答。　　57.Theauthortendstobelievethathighunemploymentrate_____.　　A)deprivesmanypeopleofjobopportunities　　B)preventsmanypeoplefromchangingcareers　　C)shouldnotstoppeoplefromlookingforajob　　D)doesnotmeantheU.S.economyisworsening　　58.Wheredomostjobopeningscomefrom?　　A)Jobgrowth.　　B)Jobturnover.　　C)improvedeconomy.　　D)Businessexpansion.　　59.Whatdoestheauthorsayaboutoveralljobgrowth?　　A)Itdoesn’thavemucheffectonindividualjobseekers.　　B)Itincreasespeople’sconfidenceintheeconomy.　　C)Itgivesarayofhopetotheunemployed.　　D)Itdoesn’tmeangreaterjobsecurityfortheemployed.　　60.Whatisthekeytolandingajobaccordingtotheauthor?　　A)EducationB)IntelligenceC)PersistenceD)Experience　　61.WhatdowelearnfromthepassageabouttheunemploymentfiguresintheU.S.?　　A)Theyclearlyindicatehowhealthytheeconomyis.　　B)Theyprovidethepublicwiththelatestinformation.　　C)Theywarnofthestructuralproblemsintheeconomy.　　D)Theyexcludethosewhohavestoppedlookingforajob.PassageTwo　　Questions62to66arebasedonthefollowingpassage.　　Ourriskofcancerrisesdramaticallyasweage.Soitmakessensethattheelderlyshouldberoutinelyscreenedfornewtumors-ordoesn’tit?　　Whilesuchvigilant(警觉的)trackingofcancerisagoodthingingeneral,researchersareincreasinglyquestioningwhetherallofthistestingisnecessaryfortheelderly.Withthepercentageofpeopleoverage65expectedtonearlydoubleby2050,it’simportanttoweighthehealthbenefitsofscreeningagainsttherisksandcostsofroutinetesting.　　Inmanycases,screeningcanleadtosurgeriestoremovecancer,whilethecancersthemselvesmaybeslow-growingandmaynotposeserioushealthproblemsinpatients’remainingyears.Butthemessagethateveryonemustscreenforcancerhasbecomesodeep-rootedthatwhenhealthcareexpertsrecommendedthatwomanunder50andover74stopscreeningforbreastcancer,itcausedriotousreactionamongdoctors,patientsandadvocacygroups.　　It’shardtouprootdeeplyheldbeliefsaboutcancerscreeningwithscientificdata.Certainly,therearepeopleoverage75whohavehadcancers——————————　　Chevy’s.深度阅读卷一　　题目whatwillhappen版本　　57.Itisboundto　　58,maledirectors　　59,theburdenoftakingc　　60,theycanbringawoman'stalent　　61,itadverselyaffects　　深度阅读理解卷二　　开头是who’spoor：　　52.thereis　　53.mostof　　54.itismade　　55.itdefines　　56.theadministration’s　　深度阅读卷三　　开头是is20th　　52thegovernmentshuldprovide　　53theirbusiness　　54ithas　　55rulesthatencourage　　56prevent　　深度阅读卷四　　开头是womenare：　　57itstalent　　58male　　59an　　60theyallow　　61itadversely　第一版本：听力PartIIIListeningComprehension　　SectionA　　Directions:Inthissection,youwillhear8shortconversationsand2longconversations.Attheendofeachconversation,oneormorequestionswillbeaskedaboutwhatwassaid.Boththeconversationandthequestionswillbespokenonlyonce.Aftereachquestiontherewillbeapause.Duringthepause,youmustreadthefourchoicesmarkedA),B),C)andD),anddecidewhichisthebestanswer.ThenmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecentre.　　11.　　M:I’dliketogocampingwithyouthisweekend,butIdon’thaveasleepingbag.　　W:Noproblem.Youcancountonmetogetoneforyou.Myfamilyhastonsofcampinggear.　　Q:Whatdoesthewomanmean?　　12.　　M:IknowIpromisetodriveyoutotheairportnextThursday,butI’mafraidsomethinghascomeup.They’vecalledaspecialmeetingatwork.　　W:Nobigdeal.Karensaidshewasavailableasaback-up.　　Q:Whatdoesthewomanmean?　　13.　　W:HaveyousavedenoughmoneyforatriptoHawaii?　　M:Notevenclose.Myunclemustputthebrakesonmytravellingplans.　　Q:Whatdoesthemanmean?　　14.　　M:I’mstarving.Dowestillhaveanypieleftfromthedinneryesterday?　　W:Oh,Juliainvitedherfriendsoverintheafternoonandtheyateitall.　　Q:Whatdowelearnfromtheconversation?　　15.　　W:Threelettersofrecommendationarerequiredtoapplytograduateschools.IwaswonderingiftheoneprofessorSmithwroteformelastyearcouldstillbeused.　　M:It’sabitdated.You’dbettersubmitarecentone.　　Q:Whatdoesthemansuggestthewomando?　　16.　　W:I’venoticedthatyouspendalotoftimetendingyourgarden.Wouldyouliketojoinourgardeningclub?WemeeteveryotherWednesday.　　M:Oh,thanksfortheinvitation,butthisishowIrelax.I’drathernotmakeitsomethingformalandstructured.　　Q:Whatcanweinferabouttheman?　　17.　　M:Iheardtherecentsculptureexhibitwaskindofdisappointing.　　W:That’sright.IguessalotofotherpeoplefeelthewayIdoaboutmodernart.　　Q:Whatdoesthewomanmean?　　18.　　M:Bobisrunningforchairmanofthestudentunion.Wouldyouvoteforhim?　　W:Oh,Ican’tdeciderightnowbecauseIhavetofindoutmoreabouttheothercandidates.　　Q:Whatdoesthewomanmean?SectionB　　ConversationOne　　W:Idon’tknowwhattodo.Ican’tseemtogetanyoneinthehospitaltolistentomycomplaintsandthisoutdatedequipmentisdangerous.Justlookatit.　　M:Hmm,uh,areyoutryingtosaythatitpresentsahealthhazard?　　W:Yes,Iam.Theheadtechnicianinthelabtriedtopersuadethehospitaladministrationtoreplaceit,buttheyaretryingtocutcosts.　　M:Youarepregnant,aren’tyou?　　W:Yes,Iam.Imadeanefforttogetmysupervisortotransfermetoanotherdepartment,butheurgedmenottocomplaintooloudly.BecausetheadministrationismorelikelytoreplacemethananX-rayequipment,I’mafraidtorefusetowork.ButI’mmoreafraidtoexposemyunbornchildtotheradiation.　　M:Iseewhatyoumean.Well,asyourunionrepresentative,Ihavetowarnyouthatitwouldtakequiteawhiletoforcemanagementtoreplacetheoldmachinesandattempttogetyoutransferredmayormaynotbesuccessful.　　W:Oh,whatamIsupposedtodothen?　　M:Workershavethelegalrighttorefusecertainunsafeworkassignmentsundertwofederallaws,theOccupationorSafetyandHealthActandtheNationalLaborRelationsAct.ButtherequirementsofeitheroftheActsmaybedifficulttomeet.　　W:DoyouthinkIhaveagoodcase?　　M:Ifyoudoloseyourjob,theunionwillfighttogetitbackforyoualongwithbackpay,yourlostincome.Butyouhavetobepreparedforalongwait,maybeaftertwoyears.　　Q19.Whatdoesthewomancomplainabout?　　Q20.Whathasthewomanaskedhersupervisortodo?　　Q21.Whatdoesthemansayaboutthetwofederallaws?　　Q22.Whatwilltheuniondoifthewomanlosesherjob　　ConversationTwo　　W:Mr.Green,isitfairtosaythatnegotiationisanart?　　M:Well,Ithinkit’sbothanartandscience.Youcanprepareforanegotiationquitescientifically,buttheexecutionofthenegotiationhasquitealottodowithone’sartisticquality.Thescientificpartofanegotiationisindeterminingyourstrategy.Whatdoyouwantoutofit?Whatcanyougive?Thenofcoursetherearetactics.Howdoyougoaboutit?Doyoutakeanopeningpositioninanegotiationwhichdiffersfromtheeventualgoalyouareheadingfor?Andthenofcoursetherearethebehavioralaspects.　　W:Whatdoyoumeanbythebehavioralaspects?　　M:Well,that’sIthinkwheretheartcomesin.Inyourbehavior,youcaneitherbeanactor.Youcanpretendthatyoudon’tlikethingswhichyouareactuallyquitepleasedabout.Oryoucanpretendtolikethingswhichyouarequitehappytodowithout.Oryoucanbethehonesttypenegotiatorwho’sknowntohispartnersinnegotiationandalwaysplayseverythingstraight.ButtheartisticpartofnegotiationIthinkhastodowithrespondingimmediatelytocuesonegetsintheprocessofnegotiation.Thesecanbeverbalcuesorevenbodylanguage.Thisiswheretheartisticqualitycomesin.　　W:Soreally,youseetwotypesofnegotiatorthen,theactororthehonestone.　　M:That’right.Andbothcanwork.Iwouldsaythehonestnegotiatorcanbequiteeffectiveinsomecircumstances.Inothercircumstancesyouneedanactor.　　Q23.Whenisascientificapproachbestembodiedinanegotiationaccordingtotheman?　　Q24.Inwhatwayisanegotiatorlikeanactoraccordingtotheman?　　Q25.Whatdoesthemansayaboutthetwotypesofnegotiator?SectionB　　Passage1　　SinceIstartedworkingpart-timeatagrocerystore,Ihavelearnedthatacustomerismorethansomeonewhobuysomething.Tome,acustomerisapersonwhosememoryfailsentirelyonceheorshestartstopushashoppingcard.Oneofthefirstthingscustomersforgetishowtocount.Thereisnootherwaytoexplainhowsomanypeoplegetintheirexpressline,whichisclearlymarked15itemsorless,with20,25orevenacartloadofitems.Customersalsoforgetwhytheycametothestoreinthefirstplace.JustasIfinishringingupanorder,acustomerwillsay,“Oops,Iforgottopickupafreshloafofbread.Ihopeyoudon’tmindwaitingwhileIgogetit.”Fiveminuteslater,he’sbackwiththebread,abottleofmilk,andthreerollsofpapertowels.Strangeisthatseemscustomersalsoseemtoforgetthattheyhavetopayfortheirgroceries.InsteadofwritingacheckorlookingforacreditcardwhileIamringingupthegroceries,mycustomerswillwaituntilIannouncethetotal.Then,insurprise,shesays,“Ohno,whatdidIdowithmycheckbook?”After5minutesofdiggingthroughherpurse,sheborrowsmypenbecauseshe’sforgottenhers.ButIhavetobetolerantofcustomersbecausetheypaymysalary,andthat’ssomethingIcan’taffordtoforget.　　Q26.Whatdoesthespeakersayaboutcustomers’enteringthegroceryAscientificteamisstudyingthethinkingabilityofelevenandhalfmontholdchildren.Thetestisasimpleone.Thebabywatchesasortofshowonasmallstage.InActOneoftheshow,ayellowcubeisliftedfromabluebox,andmovedacrossthestage.Thenitisreturnedtothebox.Thisisrepeated6times.ActTwoissimilarexceptthattheyellowcubeissmaller.Babyboysdonotreactatalltothedifferenceandthesizeofthecube.Butgirlsimmediatelybecomeexcited.Thescientistsinterpretthegirls’excitementasmeaningtheyaretryingtounderstandwhattheyhavejustseen.TheyarewonderingwhyActTwoisoddandhowitdiffersfromActOne.Inotherwords,thelittlegirlsarereasoning.Thisexperimentcertainlydoesnotdefinitelyprovethatgirlsstarttoreasonbeforeboys,butitprovidesacluethatscientistswouldliketostudymorecarefully.Alreadyitisknownthatbones,musclesandnervesdevelopfasterinbabygirls.Perhapsitisearlynervedevelopmentthatmakessomeinfantgirlsshowmoreintelligencethaninfantboys.Scientistshavealsofoundthatnatureseemstogiveanotherboosttogirls.Babygirlsusuallytalkatanearlieragethanboysdo.Scientiststhinkthatthereisaphysicalreasonforthis.Theybelievethatthenerveendingsintheleftsideofthebraindevelopfasteringirlsthaninboys,anditisthissideofthebrainthatstronglyinfluencesanindividual’sabilitytouselanguageandrememberthings.　　Q26.WhatisthedifferencebetweenActOneandActTwointhetest?　　Q27.Howdothescientistsinterprettheirobservationfromtheexperiment?　　Q28.Whatdoesthespeakersayabouttheexperiment?　　Q29.Accordingtoscientists,whatisanotheradvantagegiventogirlsbynature?　　store?　　Passage2　　Asuperattendantofthecitymunicipalbuilding,DilliaAdorno,wasresponsibleforpresentingitsnewsecurityplantothepublic.Cityemployees,citizensandreportersgatheredinthehalltohearherdescribetheplan.Afteroutliningthemainpointsshewouldcover,sheassuredtheaudiencethatshewouldbehappytoanswerquestionsattheendofherpresentation.Dilliarealizedtheplanwasexpensiveandpotentiallycontroversial.Soshewasnotsurprisedtoseeanumberofhandsgoupassoonasshefinishedspeaking.Anemployasked,“Wouldthenewsystemcreatelonglinestogetintothebuildinglikethelineintheairportsecuritychecks?”Dilliahadanticipatedthisquestionandhadananswerready.Afterrepeatingthequestion,sheexplainedthatthesufficientnumberofsecurityguardswouldbeworkingatpeakhourstospeedthingsalong.Thenextquestionwasmoreconfrontational.”Wherewasthemoneycomefromtopayforallofthis?”Thejournalistswhoaskthequestionseemhostile.ButDilliawascarefulnottoadoptthedefensivetone.Shestatedthatthemoneywouldcomefromthecity’sgeneralbudget.“Iknowthesearetidetimes”,sheadded,“Buteveryoneagreesontheimportanceofsafeguardingouremployeesandmembersofthepublicwhocomeintothebuilding.”Neartheendofthe25minutesshehassaid,Dilliasaidshewouldtaketwomorequestions.Whenthosewerefinished,sheconcludedthesessionwithabriefrestatementofhowthenewsystemwillimprovesecurityandpeaceofmindinthemunicipalbuilding.　　Question30to32arebasedonthepassageyouhavejustheard.　　30.WhatisthefocusofDilliaAdorno’spresentation?　　31.WhatquestionhadDilliaAdornoanticipated?　　32.Whatdidthespeakersthinkofthequestionfromthejournalist?　　Passage3　　Despiteunemploymentandthelostofherhome,AndreaClarkconsidersherselfablessedandhappywoman.Whythecheerfulattitude?Hertroubleshavebroughtherclosertoherfamily.Lastyear,Andrea’shusband,Rick,aminerinNevadawaslaidoff.ThoughAndreakeptherjobasaschoolbusdriver,sheknewthattheycouldn’tpaytheirbillandsupporttheiryoungestoffivechildren,Zack,agenine,ononeincome.“Atfirsttheirchurchhelpedout,butyoucan’tkeepthatupforever”,Andreasays.ThenMichal,theireldestofherfouradultchildrensuggestedtheymoveinwithhisfamily.Foralmostthreemonths,sevenClarkslivedunderoneroof.Andrea,RickandZackstayedinthebasementdepartment,sharinglaundryandsinglebathroomwithMichal,hiswifeandtheirtwochildren.　　Thechangecuttheirexpendituresinhalf,butthenewlivingarrangementprovedtoochallenging.WhenAndreafoundajobwithaschooldistrictclosertohermother’shomeinwestJorden,Utah,thefamilydecidedtomoveon.Packingupagainwithnopicnic,Zackhadtoswitchschoolsforthesecondtimeandspaceiseventighter.AndreasaysthatthemovesthemselvesareexhaustingandRickisstilllookingforajob.　　TherecessionhascertainlycomewithmoreproblemsthanAndreaanticipated,butsheremainsunfailinglyoptimistic.Sheisexcitedtospendmoretimewithhermother.Anotherplus,rentsarelowerinUtahthaninNevada.SoAndreathinksthey’llbeabletosaveupandmoveoutinlessthan6months.　　QUESTIONS33-35AREBASEDONTHEPASSAGEYOUHAVEJUSTHEARD.　　Q33WhatdowelearnaboutAndrea’shusband?　　Q34WhydidAndreamovetoliveinhereldestson’shome?　　Q35WhatisAndrea’sattitudetowardthehardshipsbroughtbytheeconomicrecession?　Mountainclimbingisbecomingapopularsport,butitisalsoapotentiallydangerousone.Peoplecanfall.Theymayalsobecomeill.Oneofthemostcommondangerstoclimbersisaltitudesickness,whichcanaffectevenveryexperiencedclimbers.Altitudesicknessusuallybeginswhenaclimbergoesabove8,000to9,000feet.Thehigheroneclimbs,thelessoxygenthereisintheair.Whenpeopledon’tgetenoughoxygen,theyoftenbegintogaspforair.Theymayalsofeeldizzyandlight-headed.Besidesthesesymptomsofaltitudesickness,otherssuchasheadacheandfatiguemayalsooccur.Atheightsofover18,000feet,peoplemaybeclimbinginaconstantdaze.Theirstateofmindcanhaveadverseaffectontheirjudgment.Afewprecautionscanhelpmostclimbersavoidaltitudesickness.Thefirstisnottogotoohigh,toofast.Ifyouclimbto10,000feet,stayatthatheightforadayortwo.Yourbodyneedstogetusedtoahighaltitudebeforeyouclimbtoaevenhigherone.Orifyoudoclimbhighersooner,comebackdowntoalowerheightwhenyousleep.Also,drinkplentyofliquidsandavoidtobaccoandalcohol.Whenyoureachyourtopheight,dolikeactivitiesratherthansleeptoomuch.Youbreathelesswhenyousleep,soyougetlessoxygen.Themostimportantwarningisthis:ifyouhaveseveresymptoms,thendon’tgoaway,godown.Don’triskinjuryordeathbecauseofover-confidenceorlackofknowledge.答案：　11.The voice had an ...　　12.Steele.。。　　13.Thefringe.。。　　14.Thecrab.。。　　15.Curnowhadlost.。。　　16.There's.。。　　17.Thewavesshowed.。。　　18.Lighthouse.。。　　19.Thefishing-boats.。。　　20.Apaleyellowlight.。。　　21.Thesunblazed.。。　　22.Thebareness.。。　　23.bulrushesand.。。　　24.throughthe.。。　　25.Adaddy.。。　　26.uponthe.。。　　27.ahurricane.。。frameworkn.框架；结构　　28.Shewhisperedto.。。　　29.Flandersbent.。。　　30.plottingthe.。。　　31.hurlingitselfatthehills.。。　　32.bedroomhadthrownoff.。。　　33.Thesheep'sjaw.。。　　34.The.。。　　35.MHowthe.。。　　36.fastened　　37.steamy　　38.Eyelids　　39.weakly　　40.drawers　　41.postmark　　42.spectacles　　43.conspirators44-46没有答案完形填空：　　Theshortergrowingseasonsexpectedwithclimatechangeoverthenext40yearswillendangerhundredsofmillionsofalreadypoorpeopleintheglobaltropics,sayresearchersworking62theworld'sleadingagriculturalorganisations.　　Theeffectsofclimatechangearelikelytobeseenacrosstheentiretropical63butmanyareaspreviouslyconsideredtobe64foodsecurearelikelytobecomehighly65todroughts,extremeweatherandhighertemperatures,saythe66withtheConsultativeGrouponInternationalAgriculturalResearch.　　Intensivelyfarmedareas67northeastBrazilandMexicoarelikelytoseetheir68growingseasonsfallbelow120days,whichis69forcropssuchascorntomature.ManyotherplacesinLatinAmericaarelikelyto70temperaturesthataretoohotforbean71,astapleintheregion.　　Theimpactcouldbe72mostinIndiaandsoutheastAsia.Morethan300millionpeopleinsouthAsiaarelikelytobeaffectedevenwitha5%decreaseinthe73ofthegrowingseason.　　Higherpeaktemperaturesarealsoexpectedtotakeaheavy74onfoodproducers.Todaythereare56millioncrop-dependentpeopleinpartsofwestAfricaandIndiawholiveinareaswhere,in40years,maximumdailytemperaturescouldbehigherthan30C.Thisis75tothemaximumtemperaturethatbeanscantolerate,76cornandriceyieldssufferwhentemperatures77thislevel.　　"Wearestartingtoseemuchmoreclearly78theeffectsofclimatechangeonagriculturecould79hungerandpoverty,"saidresearchleaderPattiKristjanson."Farmersalreadyadapt80variableweatherbychangingtheirplantingschedules.Whatthisstudysuggestsisthatthespeedofclimate81andthemagnitudeofthechangesrequiredtoadaptcouldbemuchgreater."【第一套完形填空网友版】　　theshortergrowing这篇　　67-71BDBCD　　72-76ADDDA　　77-81ACCAB　　82-86DABCD　翻译版本一：　　82、已经把荒地变成肥沃的农田wastelandintofertilefarmland　　83、我几乎认不出她来Ialmostdidnotrecognizeher　　84、使法官确信我们是清白的judgesconvincedthatweareinnocent　　85、你可以放心youcanbeassured　　86、试图征服他是不明智的Heisunwisetoattempttoconquer