2016年華南理工大學研究生入學考試專業(yè)課真題626_英語綜合水平測試

1、第1頁626華南理工大學2016年攻讀碩士學位研究生入學考試試卷（試卷上做答無效，請在答題紙上做答，試后本卷必須與答題紙一同交回）科目名稱：英語綜合水平測試適用專業(yè)：英語語言文學，外國語言學及應用語言學共頁Part1ReadingComprehension(60marks2markseach)Directions:ReadthefollowingpassagesmakeONEchoicethatbestcompleteanswereac

2、hofthestatementsquestionsafterthepassages.Passage1Fallisstaggeringinrightonschedulewithitsbaggageofchillynightsspectacularheartstoppinglybeautifulleaves.PeoplewilltravelupdowntheEastCoastjusttostareatit–awholeseasonoflea

3、ves.WheredothecolscomefromSunlightrulesmostlivingthingswithitsgoldenedicts.Whenthedaysbegintoshtenatreereconsidersitsleaves.Allsummeritfeedsthemsotheycanprocesssunlightbutinthedogdaysofsummerthetreebeginspullingnutrients

4、backintoitstrunkrootsreducesgraduallychokesoffitsleaves.Adrylayerofcellsfmsattheleaves’slenderstemsthenscarsover.Undernourishedtheleavesstopproducingthepigmentchlophyllphotosynthesisceases.Animalscanmigratehibernatestefo

5、odtopreparefwinter.ButwherecanatreegoItsurvivesbypingitsleavesbytheendofautumnonlyafewfragilethreadsoffluidcarryingxylemholdleavestotheirstems.Aturningleafstayspartlygreenatfirstthenrevealsspotsofyellowredasthechlophyllg

6、raduallybreaksdown.Darkgreenseemstostaylongestintheveins.Duringthesummerchlophylldissolvesintheheatlightbutitisalsobeingsteadilyreplaced.Inthefallontheotherhnonewpigmentisproducedsowenoticetheothercolsthatwerealwaysthere

7、rightintheleafalthoughchlophyll’sshockinggreenhidthemfromview.Withtheircamouflagegoneweseethesecolsfthefirsttimeallyearbuttheywerealwaystherehiddenlikeavividsecretbeneaththehotglowinggreensofsummer.Anoddfeatureofthecolsi

8、sthattheydon’tseemtohaveanyspecialpurpose.Animalsflowerscolfareason–adaptationtotheirenvironment–butthereisnoadaptivereasonfleavestocolsobeautifullyinthefallanymethanthereisftheskyoceantobeblue.It’sjustoneofthehaphazardm

9、arvelstheplapresentseveryyear.Wefindthesizzlingcolsthrillinginasensetheycheatus.Coledlikeliving第3頁fossilfuelsiscentraltoourenergyeconomy.Vehiclescouldusehydrogeninavarietyofways.Someresearchersfavtheintroductionofelectri

10、ccarspoweredsolelybyfuelcellswhichcombinehydrogenoxygentoproduceelectricity.Otherssaythatconventionalcarenginescanbeconvertedtorunonhydrogenwithrelativelyminmodifications.Expertsarealsosplitoverwhetherasatemparysteptowar

11、dsafullhydrogeneconomyvehiclesshouldinitiallyuseonboardequipmenttoextracthydrogenfromfossilfuels.Infrastructureissuesplayabigroleinthedebateoverwhichapproachshouldbetaken.Thelackofanexistingsystemfstingdistributinghydrog

12、enpresentsadilemma.Carmanufacturersdonotwanttosellvehiclesthatpeoplecannotfuelenergycompaniesdonotwanttospendmoneydevelopingahydrogendistributioninfrastructurewhentherearenohydrogencarsontheroad.Theequationbecomesmecompl

13、icatedwithfuelcellsbecausetheyhaveyettobeproducedinlargenumberstheirlongtermreliabilityhasnotbeenproven.Thisdeadlockcouldbebrokenby“refmers”whichwouldallowhydrogencarstorunonfossilfuels.Refmerscanbreakdownthehydrocarbons

14、infossilfuelssoliberatehydrogen.Naturalgasfexamplecanberefmedbyheatingittogetherwithwateranickelbasedcatalyst.Theresultisaseriesofreactionswhoseproductsarecarbondioxidehydrogen.Otherfossilfuelsincludingpetrolgasolinecanb

15、erefmedinasimilarway.Hydrogencarsfittedwithrefmerswouldstillrunonpetrolbutwouldrefmitintohydrogen.Advocatesofthetechnologysaythatthiswouldgivecarcompaniestheconfidencetoproducethevehiclessoprovideafreshimpetusffuelcellde

16、velopment.SeveralcarmanufacturersincludingGeneralMotsDaimlerChryslerarenowwkingwithBallardPowerSystemsafuelcellproducerbasedinBurnabynearVancouvertodevelopvehiclesthatarepoweredbyfuelcellsfedbyrefmers.Butrefmersstillprod

17、ucecarbondioxidefmanyenvironmentaliststhisisenoughtorulethemout.Inadditionithastobetakenintoaccountthathydrogenvehicleswithrefmersarealsotechnologicallymecomplexcostlytobuildthanstraightfuelcellcars.6.Inthisarticlewhatis