大学英语六级改革适用（阅读）模拟试卷7（共235题）

大学英语六级改革适用（阅读）模拟试卷7（共9套）（共235题）大学英语六级改革适用（阅读）模拟试卷第1套一、词汇理解(本题共10题，每题1.0分，共10分。)TheStoneAge,theIronAge.Entireepochshavebeennamedformaterials.Sowhattocallthedecadesahead?Thechoicewillbetough.WelcometoTheAgeofSuperstuff.Materialscience—oncetheleastsexytechnology—is【C1】______withnew,practicaldiscoveriesledbysuperconductingceramics(超导陶瓷)thatmayrevolutionizeelectronics.Butsuperconductorsarejustpartofthepicture:fromhouseandcarstocookpotsandartificialteeth,theworldwillsomedaybemadeofdifferentstuff.Exoticplastics,glassandceramicswillshapethefuturejustassurelyashavegeneticengineeringandcomputerscience.Thekeytothenewmaterialsisresearchers'increasingabilityto【C2】______substancesatthemolecularlevel.Ceramics,forexample,havelongbeenlimitedbytheirbrittleness.Butbyminimizingthemicroscopic【C3】______thatcauseit,scientistsaremakingfarstrongerceramicsthatstillretainsuchqualitiesashardnessandheatresistance.FordMotorCo.nowusesceramictoolstocutsteel.AfirmcalledKyocerahascreatedalineofceramicscissorsandknivesthatstaysharpforyearsandneverrustor【C4】______Asimilar【C5】______hasovertakenplastics.High-strengthpolymersnowformbridges,ice-skatingrinksandhelicopterrotors.Andonenewplasticthatgenerateselectricitywhenvibratedorpushedisusedinelectricguitars,touchsensorsforrobothandsandkaratejackets(空手道外衣)thatautomaticallyrecordeachpunchandchop.Evenplasticlitter,whichoncethreatenedto【C6】______blotthelandscape,hasprovedamenabletomoleculartinkering.Severalmanufacturersnowmakebiodegradableforms;someplasticsix-packringsforexample,graduallydecomposewhenexposedtosunlight.Researchersaredevelopingwaystomakeplasticsas【C7】______asmetalorglass.Besides,composites—plasticreinforcedwithfibersofgraphiteorothercompounds—madetheround-the-worldflightofthevoyagerpossibleandhaveevenbeenprovedin【C8】______:ahelmetsavedaninfantryman'slifebydeflectingtwobulletsintheGrenadainvasion.Someadvancedmaterialsareoldstandardwithanewtwist.Thenewestfiberopticcablethatcarrytelephonecallscross-countryaremadeofglassso【C9】______thatapieceof100milesthickisclearerthanastandardwindowpane.Butnewmaterialshavenoimpactuntiltheyaremadeintoproducts.Andthattransitioncouldprovedifficult,forswitchingrequires【C10】______researchandinvestment.Itcanbesaidafirmerhandleonhowtomovetocommercializationwilldeterminethesuccessorfailureofacountryinthenearfuture.A)lengthyI)transparentB)transformationJ)deliberatelyC)absorptionK)bestowD)burstingL)imperfectionsE)combatM)recyclableF)permanentlyN)neutralizationG)appreciableO)corrodeH)manipulate1、【C1】标准答案：D知识点解析：该句句意为：以前最不引人注意的材料科学，随着一些以超导陶瓷为首的新的、实用性的发现而______起来。备选动词中的bursting“突然出现，突然活跃起来”符合句意，故D)为答案。2、【C2】标准答案：H知识点解析：空格所在的部分为修饰ability的不定式短语，表示“做……的能力”，备选动词中的manipulate“使用，操控”可以与空格后的substances搭配，意为“使用材料”，本句句意为：新材料发展的关键在于研究者们在分子级别上使用材料的日益增长的能力，故H)为答案。3、【C3】标准答案：L知识点解析：由下文的scientistsaremakingfarstrongerceramicsthatstillretainsuchqualitiesashardnessandheatresistance可推知，空格所在部分的意思应为：但是通过把引起易碎性的微观缺陷最小化……故L)imperfections“缺陷，缺点”为答案。4、【C4】标准答案：O知识点解析：由and前的staysharpforyears可推知，空格处的动词与rust“生锈”意思相近，备选动词中的corrode“腐蚀；侵蚀”符合句意，故O)为答案。5、【C5】标准答案：B知识点解析：空格所在段落的前一段落介绍了陶瓷的变化，本段介绍了塑料的变化，由此推知，本句是过渡句，句意应为：类似的转变也发生在塑料上。备选名词中的transformation“转变，变化”符合句意，故B)为答案。6、【C6】标准答案：F知识点解析：由空格所在的主句Evenplasticlitterhasprovedamenabletomoleculartinkering“即使是塑料垃圾也被证明可以接受分子熔补”可推知，空格所在的非限制性定语从句的句意为：曾被认为是能永久污染风景的(塑料垃圾)……故F)permanently“永久地”为答案。7、【C7】标准答案：M知识点解析：结合句意：研究人员正在开发让塑料像金属和玻璃一样方法。备选形容词中的recyclable“可循环再利用的”符合句意，故M)为答案。8、【C8】标准答案：E知识点解析：由空格后的ahelmetsavedaninfantryman’slifebydeflectingtwobulletsintheGrenadainvasion“在格林纳达的战斗中，该头盔使两颗子弹偏斜，从而保住了一个步兵的性命”可推知，用石墨纤维或其他合成物强化的合成塑料在战争中经受了考验，故E)combat“战斗，战争”为答案。9、【C9】标准答案：I知识点解析：由空格后的apieceof100milesthickisclearerthanastandardwindowpane“100英里厚的这种玻璃比一片标准的玻璃窗还要透明”可推知，该种玻璃的透明度很高，故I)transparent“透明的”为答案。10、【C10】标准答案：A知识点解析：结合句意：这种转化是很困难的，产品调整需要______研究和资本投入。备选形容词中的lengthy“长期的”符合句意，故A)为答案。二、长篇阅读(本题共10题，每题1.0分，共10分。)[A]Weapplyforcreditformanyreasons—maybeit'stobuyanewcar,house,computer,orgetastudentloan.However,thatthereisaspecialnumberthatcandeterminewhetheryoucandothesethings,oratleasthowmuchitwillcostyou.Acreditscoreisanumberthatiscalculatedbasedonyourcredithistorytogivelendersasimpler"lend/don'tlend"answerforpeoplewhoareapplyingforcreditorloans.Thisnumberhelpsthelenderidentifythelevelofrisktheymaybetakingiftheylendtosomeone.Thecreditscoreisquickerandlesssubjective.It'sthecreditscorethatmakesitpossibletogetinstantcreditatplaceslikeelectronicsstoresanddepartmentstores.[B]Althoughthereareseveralscoringmethods,themethodmostcommonlyusedbylendersisknownasaFICObecauseofitsoriginswithFairIsaacCorporation.FairIsaacisanindependentcompanythatcameupwiththescoringmethodandsoftwareusedbybanksandlenders,insurersandotherbusinesses.Eachofthethreemajorcreditbureaus(Experian,EquifaxandTransUnion)workedwithFairIsaacintheearly1980'stocomeupwiththescoringmethod.[C]ThethreenationalcreditbureauseachhavetheirownversionoftheFICOscorewiththeirownnames.EquifaxhastheBeaconsystem,TransUnionhastheEmpiricasystem,andExperianhastheExperian/FairIsaacsystem.EachisbasedontheoriginalFairIsaacFICOscoringmethodandproducesequivalentnumericalresultsforanygivencreditreport.Somelendersalsohavetheirownscoringmethods.Otherscoringmethodsmayincludeinformationsuchasyourincomeorhowlongyou'vebeenatthesamejob.[D]Thinkofyourcreditscore,likeyourgradeinschool.Ateachercalculatesgradesbytakingscoresfromtests,homework,attendanceandanythingelsetheywanttouse,weightingeachoneaccordingtoimportanceinordertocomeupwithafinalsinglenumber(orletter)score.Yourcreditscoreiscalculatedinaverysimilarmanner.Insteadofusingthescoresfrompopquizzesandreportsyouwrote,itusestheinformationinyourcreditreport.[E]35percentofthescoreisbasedonyourpaymenthistory.Thismakessensesinceoneoftheprimaryreasonsalenderwantstoseethescoreistofindoutif(andhowtimely)youpayyourbills.Thescoreisaffectedbyhowmanybillshavebeenpaidlate,howmanyweresentoutforcollection,anybankruptcies,etc.Whenthesethingshappenedalsocomesintoplay.Themorerecent,theworseitwillbeforyouroverallscore.[F]30percentofthescoreisbasedonoutstandingdebt.Howmuchdoyouoweoncarorhomeloans?Howmanycreditcardsdoyouhavethatareattheircreditlimits?Themorecardsyouhaveattheirlimits,theloweryourscorewillbe.Theruleofthumbistokeepyourcardbalancesat25%orlessoftheirlimits.[G]15percentofthescoreisbasedonthelengthoftimeyou'vehadcredit.Thelongeryou'vehadestablishedcredit,thebetteritisforyouroverallcreditscore.Why?Becausemoreinformationaboutyourpastpaymenthistorygivesamoreaccuratepredictionofyourfutureactions.[H]10percentofthescoreisbasedonthenumberofinquiriesonyourreport.Ifyou'veappliedforalotofcreditcardsorloans,youwillhavealotofinquiriesonyourcreditreport.Thesearebadforyourscorebecausetheyindicatethatyoumaybeinsomekindoffinancialtroubleormaybetakingonalotofdebt(evenifyouhaven'tusedthecardsorgottentheloans).Themorerecenttheseinquiriesare,theworseforyourcreditscore.FICOscoresonlycountinquiriesfromthepastyears.[I]10percentofthescoreisbasedonthetypesofcredityoucurrentlyhave.Thenumberofloansandavailablecreditfromcreditcardsyouhavemakesadifference.Thereisnomagicnumberorcombinationoftypesofaccountsthatyoushouldn'thave.Theseactuallycomemoreintoplayifthereisn'tasmuchotherinformationonyourcreditreportonwhichtobasethescore.Thisinformationiscomparedtothecreditperformanceofotherconsumerswithsimilarhistoriesandprofiles.[J]Yourcreditscoredoesn'tjustaffectwhetherornotyougetaloan;italsoaffectshowmuchthatloanisgoingtocostyou.Asyourcreditscoreincreases,yourcreditriskdecreases.Thismeansyourinterestratedecreases.Thereareotherfactorsthatinfluencetheinterestrateyougetforaloanbesidesyourcreditscore.Thingslikethetypeofpropertyyouareusingtheloantobuy,howmuchofyourownmoneyisgoingintoit,thecoststhelenderhastomaketheloan,etc.[K]Inadditiontobanksandlenders,therearelandlords,merchants,employersandinsurancecompaniesjumpingonthecreditscorebandwagon(风靡的活动).Ofallofthese,thefactthatinsuranceratesarebeingdeterminedbycreditscoresiscausingconsumersthemostalarm.Tomost,itseemsthatyourcredithistoryandyourdrivingrecordhavelittleincommon.Insurers,ontheotherhand,havefoundthatusingcreditscorestopredicthowlikelysomeoneistopaypremiumshashelpedthemcuttheirlosses.Theydon'tusethesamescorethatbanksandlendersuse,however.Theyuseaslightlydifferentformulafortheircalculationsandactuallycallitan"insurancescore".[L]Creditscoresaren'tstaticnumbers.Becausetheyarecalculatedbasedonyourcurrentcreditreport,theychangeeverytimeyourcreditreportchanges.Whilethischangemaybeveryslight,itcanalsobemuchmoredramatic.Herearesomethingssomefinancialadviserssaytodototrytoimproveyourscore.[M]Reviewyourcreditreportandcorrectanyerrorsyoufind.Gettingridofinaccurateinformationcansometimesimproveyourscoredramatically.[N]Adviceusedtobegiventocloseoldandunusedcreditcardaccountsinordertoreduceyour"potential"availablecredit,whichcouldchangeyourdebtratioafteryou'vebeenapprovedforaloan.Now,however,theratioofyourdebttoyourcreditlimitismorecritical,soclosingoldaccountsonlyraisesthatratio—whichyoudon'twanttodo.Somepeoplehavemoveddebtfromseveralcreditcardstoonecardandthenclosedtheoldaccounts.Sincecreditorslookatthedebt-to-creditlimitratio,thiscanhaveabadaffectonyourcreditscorebecauseyouhavethesameamountofdebtbutlessavailablecredit.Sodon'tcloseoldcreditcardaccountsjustbecauseyou'renotusingthem.[O]Creditorsalsonowlookattheaverageageofyouraccountsso,again,keepthoseoldaccounts.Reduceyourbalancesoncreditcardsto75%orlessofyouravailablecredit(25%ispreferable).Payyourbillsontime.(Thisisprobablythemostimportantofall!)Don'tletanyonemakeaninquiryonyourcreditreportunlessyouabsolutelyhaveto.Themoreinquiries,theloweryourscore.Don'topennewcreditcardaccountsjusttoincreaseyouravailablecreditinthehopesofraisingyourscore.Also,rememberthatsomeimprovements—suchasbettereffortsatmakingpaymentsontime—maytaketimetoimpactyourscore.So,timeisalsoafactor.11、35percentofthecreditscoreisbasedonone’spaymenthistory.标准答案：E知识点解析：[E]段主要介绍了35％的信用分数是以支付记录为基础的。题干是对原文的同义转述，故选[E]。12、FICOisthemostfrequentlyusedcreditscoringmethod.标准答案：B知识点解析：[B]段提到虽然有几种计算信用分数的方法，但最常用的计算方法是FICO。题干中的mostfrequentlyused对应原文中的mostcommonlyused，故选[B]。13、Thecreditscoreiscalculatedbasedonone’screditreports.标准答案：D知识点解析：[D]段主要介绍了信用分数的计算就像在学校里老师计算学生的学分一样。与之不同的是,你的信用分数不是依据你的测验成绩和你本人撰写的报告，而是依据你的信用报告。题干中的basedonone’screditreports对应原文中的usestheinformationinyourcreditreport，故选[D]。14、Moretimesofapplicationforloanssuggestthatonemayhavesomefinancialtrouble.标准答案：H知识点解析：[H]段提到多次申请贷款对积攒信用分数不利，因为这显示出你可能有财务问题或者欠债颇多。题干中的suggest对应原文中的indicate，故选[H]。15、Creditscorenotonlydeterminesifonecangetaloan,butalsoaffectshowmuchonepaysinterestrate.标准答案：J知识点解析：[J]段主要介绍了信用分数不仅能决定你能否获得贷款，而且能决定你支付多少贷款利息。信用分数增加了，信用风险就能减少，这意味着你的利率降低了。题干中的affectshowmuchonepaysinterestrate对应原文中的howmuchthatloanisgoingtocostyou，故选[J]。16、Toimproveone’screditscore,oneshouldpayhisbillsontime.标准答案：O知识点解析：[O]段提到提高信用分数最重要的就是及时付账单。题干是对定位句的概括，故选[O]。17、Determiningwhetherapplicantscangetcreditorloansisthebasicroleofacreditscore.标准答案：A知识点解析：[A]段提到信用分数是根据你的信用历史计算出的数字，可以就申请人提出的信用或者贷款要求给贷方提供一个简单的“借与不借”的答复。由此可知，信用分数的根本作用是决定申请人能否获得信贷。题干中的applicantscangetcreditorloans对应原文中的applyingforcreditorloans，故选[A]。18、Creditscoreisadynamicnumberthatvarieswiththechangeofone’scurrentcreditreport.标准答案：L知识点解析：[L]段提到信用分数不是一组静态数字，它随着信用报告的变化而变化。题干中的dynamicnumber对应原文中的aren’tstaticnumbers，故选[L]。19、Ifyouhavemorecreditcards,youwillhavelowercreditscore.标准答案：F知识点解析：[F]段提到在规定的范围内，你透支的信用卡越多，你的信用分数就越低。题干中的morecreditcards对应原文中的Themorecards；lowercreditscore对应原文中的theloweryourscore，故选[F]。20、Closingoldcreditcardaccountsraisestheratio,becausetheamountofavailablecreditisreducing.标准答案：N知识点解析：[N]段提到由于债权人考虑的是债务信用限幅比，取消旧的账户就会对信用分数产生负面影响，这是因为你的债务量不变而可用信用却减少了。题干中的availablecreditisreducing对应原文中的lessavailablecredit，故选[N]。三、仔细阅读(本题共10题，每题1.0分，共10分。)WritingintheEdinburghReviewin1820,SidneySmithbemoaned:Theinevitableconsequencesofbeingtoofondofglory—TAXESuponeveryarticlewhichentersintothemouth,orcoverstheback,orisplacedunderdiefoot;taxesuponeverythingwhichispleasanttosee,hear,feel,smell,ortaste;taxesuponwarmth,lightandlocomotion(出行);taxesoneverythingontheearth,andthewatersundertheearth,oneverythingthatcomesfromabroadorisgrownathome;taxesontherawmaterial;taxesoneveryfreshvaluethatisaddedtoitbytheindustryofman;taxesonthesaucewhichpampersman'sappetite,andthedrugwhichrestoreshimtohealth;ontheermine(貂的白皮毛)whichdecoratesthejudge,andtheropewhichhangsthecriminal;onthepoorman'ssalt,andtherichman'sspice;onthebrassnailsofthecoffin,andtheribandsofthebride;atbedorboard;couchantorlevant,wemustpay.Theschoolboywhipshistaxedtop;thebeardlessyouthmanageshistaxedhorse,withataxedbridle,onataxedroad;andthedyingEnglishman,pouringhismedicine,whichhaspaid7percent,intoaspoonwhichhaspaid15percent,flingshimselfbackuponhischintz(印花棉布)bed,whichhaspaid22percent,andexpiresinthearmsofanapothecarywhohaspaidalicenseofahundredpoundsfortheprivilegeofputtinghimtodeath.Hiswholepropertyisthenimmediatelytaxedfrom2to10percent.Besidestheprobate,largefeesaredemandedforburyinghiminthechancel;hisvirtuesarehandeddowntoposterityontaxedmarble;andheisthengatheredtohisfatherstobetaxednomore.HowfarthisrelianceontaxingconsumptionhelpedorhinderedBritisheconomicgrowthremainsamatterfordebate.TheHanoveriantaxsystemcertainlyencouragedexports(whichwerenotonlydutyfree,butinsomecasessubsidizedbybounties);butitisdoubtfulthatthelargetransfersfromconsumerstountaxedrentiershadbeneficialmacroeconomiceffects.ItisstrikingthatcontemporarycriticsofSpanishandDutchfinance—amongthemAdamSmith—believedthatexcessiverelianceontaxesonconsumptiontendedtopushuplaborcostsandinhibitinternaltrade.21、Fromthecoffintotheribands,wecanfindouttheseriousresultthat______.A、thepoorhasnowaybutrebellingB、thepoorwilloffermoretaxestothegovernmentC、therichwelcomethefirmmeasurementD、itwilldamagethemarriage标准答案：A知识点解析：本文第一段罗列出那么多税项，目的是为了说明政府向人们施加了太大的经济压力，而对于穷人来讲，只有起来反抗，否则别无出路，故A)正确。22、Theauthoritiesrelyontheheavytaxesbecausetheywantto______.A、encouragetheexportsB、forcepeopletogatherdevelopingfundsC、fulfillthegloryemotionD、prepareforthefirstindustrialrevolution标准答案：C知识点解析：通过第一段第一、二句可知，让自己过一种奢华的生活是他们征税的直接原因，故C)“满足统治者的虚荣心”正确。23、WhatisthemeaningofthelastsentenceinParagraph1"...heisthengatheredtohisfatherstobetaxednomore."?A、Apersonwillsufferheavytaxesalllifeatleast.B、Heandhisfatherwillpaytheirtaxesafterdeath.C、Heiselegantandrespectfultopayhistaxestogovernment.D、Itcanreflectthethemethateveryoneinthecountryhatestaxes.标准答案：A知识点解析：第一段最后一句提到“死后入了葬才可不交税了”，由此可以推测，A)“人要终身承受繁重的税收”正确。24、Ifwecontrasttheformerdetaillistingoftaxeswiththelatterparts,whatkindofconclusioncanweget?A、Manytaxesmadethenativebusinessslowerindevelopment.B、Manytaxesmadethecountryaccumulatethefundofdevelopment.C、Manytaxeslettheauthoritiesfindthenecessityofdevelopment.D、Manytaxesmadethecountryricherthanbefore.标准答案：A知识点解析：对于征税的作用，作者通篇都以否定的态度加以论述，最后一段的内容也表明，征税延缓经济贸易发展，所以，A)“它延缓了国内贸易的发展”正确。25、Astheouterfactor,howdidNapoleonicWarsinfluencetheBritain’sdevelopment?A、ItmadetheBritain’sauthorityenhancethetenseofrelianceonthetaxes.B、ItmadetheBritain’sauthorityturntothewarbutnotinlandtaxes.C、Britain’sauthorityrealizedthatitwouldbeimportanttodeveloptheireconomicpower.D、Britain’sauthorityrealizedthattheywouldmakecloserelationshipwithFrance.标准答案：A知识点解析：由文意可知，为了满足战争的需求，无疑会使人民负担更重。故A)“英政府变本加厉地收取重税”正确。Ausefuldefinitionofanairpollutantisacompoundaddeddirectlyorindirectlybyhumanstotheatmosphereinsuchquantitiesastoaffecthumans,animals,vegetation,ormaterialsadversely.Airpollutionrequiresaveryflexibledefinitionthatpermitscontinuouschange.WhenthefirstairpollutionlawswereestablishedinEnglandinthefourteenthcentury,airpollutantswerelimitedtocompoundsthatcouldbeseenorsmelled—afarcryfromtheextensivelistofharmfulsubstancesknowntoday.Astechnologyhasdevelopedandknowledgeofthehealthaspectsofvariouschemicalshasincreased,thelistofairpollutantshaslengthened.Inthefuture,evenwatervapormightbeconsideredanairpollutantundercertainconditions.Manyofthemoreimportantairpollutants,suchassulfuroxides(硫化物),carbonmonoxide,andnitrogenoxides,arefoundinnature.AstheEarthdeveloped,theconcentrationsofthesepollutantswerealteredbyvariouschemicalreactions;theybecamecomponentsinbiogeochemicalcycles.Theseserveasanairpurificationschemebyallowingthecompoundstomovefromtheairtothewaterorsoil.Onaglobalbasis,naturesoutputofthesecompoundsdwarfsthatresultingfromhumanactivities.However,humanproductionusuallyoccursinalocalizedarea,suchasacity.Inthislocalizedregion,humanoutputmaybedominantandmaytemporarilyoverloadthenaturalpurificationschemeofthecycles.Theresultisanincreasedconcentrationofnoxiouschemicalsintheair.Theconcentrationsatwhichtheadverseeffectappearswillbegreaterthantheconcentrationsthatthepollutantswouldhaveintheabsenceofhumanactivities.Theactualconcentrationneednotbelargeforasubstancetobeapollutant;infactthenumericalvaluetellsuslittleuntilweknowhowmuchofanincreasethisrepresentsovertheconcentrationthatwouldoccurnaturallyinthearea.Forexample,sulfurdioxidehasdetectablehealtheffectsat0.08partspermillion(ppm),whichisabout400timesitsnaturallevel.Carbonmonoxide,however,hasnaturallevelof0.1ppmandisnotusuallyapollutantuntilitslevelreachesabout15ppm.26、Whatisthemainideaofthepassage?A、Seriousimpactofairpollution.B、Whatanairpollutantcontains.C、Howmuchharmairpollutantscancause.D、Resultsofcompoundsaddedtotheatmosphere.标准答案：B知识点解析：本文首先谈论空气污染物的定义及其定义随着时代不同而产生的变化。随后谈了空气污染物的构成成分及形成过程。故B)“空气污染物的构成”为正确答案。27、Fromthefirstparagraph,wecaninferthat______.A、watervaporisanairpollutantinlocalizedareasB、todaymostairpollutantscanbeseenorsmelledC、thedefinitionofairpollutionwillcontinuetochangeD、asubstancebecomesanairpollutantonlyincities标准答案：C知识点解析：由题干提示定位至第一段。根据该段第二句可知，C)“空气污染的定义会继续改变”与此表述一致，而且在本文中也详细说明了这一变化情况，故为正确答案。28、Incontrollingairpollution,naturalpollutantscanplayanimportantrolebecause______.A、theyfunctionaspartofapurificationcourseB、theyoccuringreaterquantitiesthanotherpollutantsC、theyarelessharmfultolivingbeingsthanotherpollutantsD、theyhaveexistedsincetheEarthdeveloped标准答案：A知识点解析：由题干关键词airpollution，naturalpollutants定位至第二段。根据该段第三句Theseserveasanairpurificationscheme…这里的These指的是前面提到的许多自然界中可发现的污染物。所以选A)“它们是空气净化过程中的一部分”。29、Whichofthefollowingstatementsisthefactabouthumangeneratedairpollutioninlocalizedregions?A、Itcanbedwarfedbynaturesoutputofpollutantsinthelocalizedregion.B、Itcanoverwhelmthenaturalsystemthatremovespollutants.C、Itwilldamageareasoutsideofthelocalizedregions.D、Withnaturallyoccurringpollutantsitwillreactharmfully.标准答案：B知识点解析：由题干关键词inlocalizedregions定位至第三段第一句可知，在局部地区，人类活动产生的污染物随时可能超出自然界净化系统的承载能力。因此B)“它能超出自然界净化系统的承受能力”正确。30、Thenumericalvalueoftheconcentrationlevelofasubstanceisonlyusefulif______.A、itisinalocalizedareaB、itcanbecalculatedquicklyC、thenaturallyoccurringlevelisalsoknownD、theothersubstancesintheareaareknown标准答案：C知识点解析：由题干关键词Thenumericalvalue定位至第三段第四句，例如，硫氧化物在0．08ppm(百万分之0．08)时就会对健康有影响，这是它自然水平的400倍；然而一氧化碳的自然水平是0．1ppm，浓度只有达到15ppm才能成为污染物。因此可知C)“也知道其自然浓度的水平”为正确答案。大学英语六级改革适用（阅读）模拟试卷第2套一、仔细阅读(本题共20题，每题1.0分，共20分。)EffectiveFriday,ScreenActorsGuild-AmericanFederationofTelevisionandRadioArtists(SAG-AFTRA)hasdeclaredastrikeagainst11videogamepublishersovergamesthatwentintoproductionafterFeb.17,2015.Thecompaniesincludesomeoftheheavyweightsoftheindustry,likeElectronicArtsProductions,InsomniacGames,ActivisionandDisney.Thestrikecomesinlightofanunsuccessful19monthsofnegotiationsaftertheexistinglaborcontractknownastheInteractiveMediaAgreementexpiredinlate2014.Overall,thestrikeisanefforttoprovidemoresecondarycompensationalongwithotherconcerns,suchastransparencyuponhiringtalentandon-set(制作中)safetyprecautions.Thevideogamingindustryhasballoonedinrecentyears.TheLosAngelesTimesreportsthattheindustryisinthemidstofanintenseincreaseincashflow.In2015,gamingproduced$23.5billionindomesticrevenue.ButSAG-AFTRAsaysvoiceactorsdon'treceiveresiduals(追加酬金)fortheirgamingwork.Instead,theyreceiveafixedrate,whichistypicallyabout$825forastandardfour-hourvocalsession.Sothevoiceactorsarepushingfortheideaofsecondarycompensation—aperformancebonuseverytimeagamesells2millioncopiesordownloads,orreaches2millionsubscribers,withacapat8million."It'saverysmallnumberofgamesthatwouldtriggerthissecondarycompensationissue,"saidvoiceactorCrispinFreeman,who'samemberoftheunion'snegotiatingcommittee."Thisisanimportantaspectofwhatitmeanstobeafreelance(从事自由职业的)performer,whoisn'tregularlyemployedeverysingledayworkingonprojects."Anothermajorcomplaintfromtheactorsisthesecrecyoftheindustry."Ican'timagineifthere'sanyotheractingjobintheworldwhereyoudon'tknowwhatshowyou'rein,whenyou'rehired,"saysvoiceactorKeytheFarley,whochairstheSAG-AFTRAnegotiatingcommittee."Andyetthathappenseverydayinthevideogameworld,"FarleytoldreportersduringapressconferenceFriday."IwasamaincharacterinFallout4,acharacterbythenameofKellogg,andIneverknewthatIwasdoingvocalrecordingforthatgamethroughouttheyearandahalf."ScottWitlin,thelawyerrepresentingthevideogamecompanies,saysvoiceactors"representlessthanonetenthof1percentoftheworkthatgoesintomakingavideogame."So"eventhoughthey'rethetopcraftsmenintheirfield,"Witlinsays,"ifwepaythemunderavastlydifferentsystemthanthepeoplewhodothe99.9percentofthework,mat'sgoingtocreatefarmoreproblemsforthevideogamecompanies."1、WhydidSAG-AFTRAdeclareastrikeagainstsomevideogamepublishers?A、Thelaborcontractbetweenthemhadbeenviolated.B、Itsappealtorenegotiatethecontracthadbeenrejected.C、Ithadbeencheatedrepeatedlyinthe19monthsoftalks.D、Thenegotiationsbetweenthemhadbrokendown.标准答案：D知识点解析：事实细节题。由题干关键词定位到原文第二段第一句。定位句指出，2014年底现行的劳动合同即《互动媒体协议》到期后，工会和电子游戏业进行了长达19个月的协商，协商失败后，工会决定发动罢工。D)项中的brokendown对应定位句中的unsuccessful，故D)为答案。2、Whatdowelearnfromthepassageaboutthevideogamingindustry?A、Ithasreapedhugeprofitsinrecentyears.B、Ithasbecomemoreopenandtransparent.C、Ithasattractedmanyfamousvoiceactors.D、Ithasinvestedalotinitsdomesticmarket.标准答案：A知识点解析：事实细节题。由题干关键词定位到原文第三段。定位句指出，电子游戏产业近年来迅速膨胀。仅2015年就创造了235亿美元的国内收入。A)项中的hugeprofits对应定位句中的hasballooned和$23．5billionindomesticrevenue，故A)为答案。3、Whatarethevoiceactorsdemanding?A、Moreregularemployment.B、Anon-discriminatorycontract.C、Extrapaybasedonsalesrevenues.D、Alimitonthemaximumworkhours.标准答案：C知识点解析：事实细节题。由题干关键词定位到原文第四段最后一句。定位句指出，配音演员一直在呼吁次级补偿，即每当配音游戏发行量达到200万份，或者下载量达到200万次，再或者游戏用户达到200万人时(最高不超过800万)，游戏发行商应给与配音演员绩效奖励。C)项是对定位句的概括，故为答案。4、WhatdoesKeytheFarleysayaboutvoiceactors?A、Theyarekeptinthedarkaboutmanydetailsoftheirjob.B、Theyarediscriminatedagainstinthegamingindustry.C、Theyarenotpaidonaregularbasis.D、Theyarenotemployedfull-time.标准答案：A知识点解析：事实细节题。由题干关键词定位到原文倒数第三段最后一句和第四段。定位句指出，配音演员奇瑟.法利认为电子游戏业很不透明，配音演员在工作时完全不知道自己是在为哪个游戏配音。A)项中的keptinthedark意为“隐瞒，一无所知”，对应定位句中的don’tknow和neverknew，故A)为答案。5、WhatistheargumentoflawyerScottWitlin?A、Voiceactorsshouldhaveapayraiseiftheyprovetobetopcraftsmen.B、Changingthepaysystemwouldcausetheindustrymoreproblems.C、Voiceactorsaremerecraftsmen,notprofessionalperformers.D、Payingvoiceactorsonanhourlybasisisinlinewiththelaw.标准答案：B知识点解析：观点态度题。由题干关键词定位到原文最后一段。定位段指出，电子游戏公司的律师代表斯科特.威特林认为，配音演员在电子游戏制作过程中所完成的工作所占比例很小，如果只改变这一部分人的薪酬体系，那将给电子游戏公司带来更多的麻烦。B)项中的changingthepaysystem对应定位段中的paythemunderavastlydifferentsystem，故B)为答案。Isscienceinfinite?Canitkeepgivingusprofoundinsightsintotheworldforever?Orisitalreadybumpingintolimits?Inhis2011bookTheBeginningofInfinityphysicistDavidDeutschmadethecaseforboundlessness.WhenIaskedhimaboutconsciousness,hereplied;"Ithinknothingworthunderstandingwillalwaysremainamystery.Andconsciousnessseemsapparentlyworthunderstanding."AtameetingIjustattendedinSwitzerland,"TheMysteryofHumanConsciousness,"anotherfamousBritishphysicist,MartinRees,challengedDeutsch'soptimism.InthatessayReescallsTheBeginningofInfin