2021-2022年內蒙古自治區(qū)包頭市公共英語五級(筆試)知識點匯總（含答案）

2021-2022年內蒙古自治區(qū)包頭市公共英語五級(筆試)知識點匯總（含答案）學校:________班級:________姓名:________考號:________

一、1.ListeningComprehension(15題)1.WhichofthefollowingstatementsisNOTTRUE?

A.Gettingofftoworkwithaminimumefforthelpssaveone'senergy.

B.Dr.Kleimanexplainswhypeoplereachtheirpeaksatdifferenthoursofaday.

C.Habithelpsapersonadapttohisownenergycycle.

D.Childrenhaveenergycycles,too.

2.Inwhataspectsdoesthespeakerthinkalloftheseculturalchangesarestrengthened?

3.Thefrontdoortohishomedoesnotopenautomatically.

A.RightB.Wrong

4.A15%～20%dropinbodywatercancausethebloodsystemtofail.

A.RightB.Wrong

5.PartA

Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.

聽力原文：DoItYourselfMagazineorganizesacompetitioneverysummertoelectthe“Handymanoftheyear”.ThewinnerofthisyeariSMr．RoyMiller.aSheffieldpostman.Ajournalistandaphotographerhavecometohishouse.ThejournalistisinterviewingMr.Millerforanarticleinthemagazine.

W：Well,I'mveryimpressedbyalltheworkyou'vedoneonyourhouse,Mr.Miller.Howlonghaveyoubeenworkingonit?

M：IfirstbecameinterestedinDo-it-Yourselfseveralyearsago.Yousee,mysonPaulisdisabled.He'sinawheel-chairandIjusthadtomakealterationstothehouse.Icouldn'taffordtopayworkmentodoit.Ihadtolearntodoitmyself.

W：Hadyouhadanyexperienceinthiskindofwork?Didyouhaveanypracticalskills?

M：No.1gotafewbooksfromthelibrarybuttheydidn'thelpverymuch.SoIdecidedtogotoeveningclassessothatIcouldlearnbasiccarpentryandelectricalwiring.

W：Whatsortofchangesdidyoumaketothehouse?

M：Firstofall,practicalthingstohelpPaul.Youneverreallyrealizetheproblemshandicappedpeoplehaveuntilitattacksyourownfamily.Mostgovernmentbuildings,forexample,havestepsuptothedoor.Theydon'tplanbuildingssothatdisabledpeoplecangetinandout.Weusedtoliveinaflat,andofcourse,itwastotallyunsuitable.Justimaginetheproblemsadisabledpersonwouldhaveinyourhouse.WeneededalargerhousewithwidecorridorssothatPaulcouldgetfromoneroomtoanother.Wedidn'thavemuchmoneyandwehadtobuythisone.It'soverninetyyearsoldanditwasinaverybadstateofrepair.

W：Wheredidyoubegin?

M：Theelectrical.IcompletelyrewiredthehousesothatPaulcouldreachalltheswitches.Ihadtolowerthelightswitchesandraisethepower-points.IwentontodothewholehousesothatPaulcouldreachthingsandgowhereheneeded.

W：Whatelsedidyoudo?

M：BythetimeI'dalteredeverythingforPaul,do-it-yourselfhadbecomeahobby.Ireallyenjoyeddoingthingswithmyhands.Look,Ieveninstalledsmoke-alarms.

W：Whatwasthepurposeofthat?

M：Iwasveryworriedaboutfire.Yousee,Paulcan'tmoveveryfast.Ifittedthemsothatwewouldhaveplentyofwarningiftherewereafire.Iputinacompleteburglar-alarmsystem.Ittookweeks．Thefrontdooropensautomatically.andI'mgoingtoputadeviceonPaul'swheelchairsothathe'llbeabletoopenandcloseitwhenhewants.

W：Whatareyouworkingonnow?

M：I'vejustfinishedthekitchen.I'vedesigneditsothathecanreacheverything.NowI'mbuildinganextensionsothatPaulwillhavealargeroomonthegroundfloorwherehecanwork.

W：There'sa$10,000prize.Howareyougoingtospendit?

M：IamgoingtostartmyownbusinesssothatIcanconvertordinaryhousesfordisabledpeople.IthinkI'vebecomeanexpertonthesubject.

ThoughPaulisdisabled,hemanagedtomovearoundinthehouse.

A.RightB.Wrong

6.Listthreetraditionalfemaleoccupationsmentionedinthetalk.

7.Chainsdon'tproducetheirowncoursebookmaterial.

A.RightB.Wrong

8.PartB

Directions:Youwillhear3conversationsortalksandyoumustanswerthequestionsbychoosingA,B,CorD.YouwillheartherecordingONLYONCE.

聽力原文：M:Ireallydon'tknowwhattodothissummer.Ican'taffordtojustsitaround,andtheredon'tseemtobeanyjobsavailable.

W:Whydon'tyoutryhouse-sitting?LastsummermyfriendSallyhouse-satfortheGammonswhentheywentawayonvacation.Mrs.GammonhiredSallytostayintheirhousebecauseshedidn'twantitleftempty.

M:YoumeantheGammonspaidSallyjusttoliveintheirhouse?

W:Itwasn'teasy.Shehadtomowthelawnandwaterthehouseplants.AndwhenJodihouse-satforMr.Johnson,hehadtotakecareofhispets.

M:House-sittingsoundslikeagoodjob.Iguessit'salittlelikebaby-sitting—exceptyou'retakingcareofahouseinsteadofchildren.

W:Thestudentemploymentofficestillhasafewjobsposted.

M:DoIjusthavetofilloutanapplication?

W:SallyandJodihadtointerviewwiththehomeownersandprovidedthreereferenceseach.

M:Thatseemslikealotoftroubleforasummerjob.

W:Well,thehomeownerswantsomeguaranteesothattheycantrustthehouse-sitter.Youknow,theywanttomakesureyou'renotthetypewho'11throwwildpartiesintheirhouse,ormoveagroupoffriendsinwithyou.

M:House-sitterswhodothatsortofthingprobablyaren'tpaidthen.

W:Usuallythey'repaidanywayjustbecausethehomeownersdon'twanttomakeafuss.Butifthehomeownerreportedit,thenthehouse-sitterwouldn'tbeabletogetanotherjob.Soifthehomeownerreportedit,thenthehouse-sitterwouldn'tbeabletogetanotherjob.Sowhydon'tyouapply?

M:Yeah,IthinkIwill.

Whichjobdocsthewomansuggesttotheman?

A.Baby-sitting.

B.House-cleaning.

C.House-sitting.

D.Mowingthelawn.

9.Whatwilltheclassdonow?

A.Hearanotherreport.

B.DiscussoneofEmilyDickinson'spoems.

C.Hearalecturegivenbytheteacher.

D.Discusspoemstheyhavewrittenthemselves.

10.InwhichyeardidColumbustakechilipeppertoSpain?

11.Whatdoesthespeakerrefertheactivityofanyorganizationto?

12.Whodonotprobablynoticethebeautyoftheoreticalphysics?

13.Waterisasimportantasvitamins,mineralsandproteinsforlife.

A.RightB.Wrong

14.Wangdecidestotakecoursesandpassexams.

A.TrueB.Fasle

15.聽力原文：Now，letmefirstgiveyouabriefintroductiontotheAmericanpoet，EmilyDickinson．EmilyDickinsonwasAmerica'sbest-knownfemalepoetandoneoftheforemostauthorsinAmericanliterature．BorninAmherst，Massachusetts，Dickinsonwasthemiddlechildofaprominentlawyerandone-termUnitedStatescongressionalrepresentative，EdwardDickinson，andhiswife．EmilyNorcrossDickinson．From1840to1847sheattendedtheAmherstAcademy．andfrom1847to1848shestudiedattheMountHolyokeFemaleSeminary(nowMountHolyokeCollege)inSouthHadley，afewtripstoBostonforeyetreatmentsintheearly1860s。DickinsonremainedinAmherst．livinginthesamehouseonMainStreetfrom1855untilherdeath．Duringherlifetime，shepublishedonlyabout10ofhernearly2,000poems，innewspapers，Civilwarjournais，andapoetryanthology．ThefirstvolumeofPoemsofEmilyDickinsonwaspublishedin1890，afterDickinson'sdeath．

AlthoughfewofDickinson'spoemswereformallypublishedduringherlifetime，sheherself“published”bysendingoutatleastone-thirdofherpoemsinthemorethan1,000lettersshewrotetoatleast100differentcorrespondents．Dickinson'smethodofbindingabout800ofherpoemsinto40manuscript.booksanddistributingseveralhundredoftheminlettersisnowwidelyrecognizedasherparticularform.ofself-publication．Shealsoreadherpoemsaloudtoseveralpeople，includinghercousinsLouiseandFrancesNorcross，overaperiodofthreedecades．

Well．that'sallaboutherlife．Nowshallweconcentrateonherfamouspoem，“SuccessisCountedSweetest”．

InwhichstatewasEmilyDicksonborn?

A.Michigan.B.Ohio.C.Massachusetts.D.Washington.

二、2.UseofEnglish(10題)16.

【C14】

17.

【C18】

18.

【C13】

19.(46)

20.

【C17】

21.(47)

22.

【C12】

23.

【C15】

24.(43)

25.

【C8】

三、3.ReadingComprehension(15題)26.Itwaslateintheafternoon,andIwasputtingthefinaltouchonapieceofwritingthatIwasfeelingprettygoodabout.Iwantedtosaveit,butmycursorhadfrozen.Itriedtoshutthecomputerdown,anditseizedupaltogether.Unsureofwhatelsetodo,Iyanked(用力猛拉)thebatteryout.

Unfortunately,Windowshadbeeninthemidstofadelicateandcrucialundertaking.Thenextmorning,whenIturnedmycomputerbackon,itinformedmethatafilehadbeencorruptedandWindowswouldnotload.Then,itofferedtorepairitselfbyusingtheWindowsSetupCD.

IopenedthespecialdrawerwhereIkeepCDs,butnoWindowsCDinthere.Iwasforcedtocallthecomputercompany'sGlobalSupportCentre.Mycallwasansweredbyawomaninsomeunnamed,far-offland.IfinditannoyingtomakesmalltalkwithsomeonewhenIdon'tknowwhatcontinentthey'restandingon.SupposeIweretocommentonthebeautifulweatherwe'vebeenhavingwhentherewasamonsoonattheotherendofdiephone?SoIgotrighttothepoint

"Mycomputeristellingmeafileiscorruptedanditwantstofixitself,butIdon'thavetheWindowsSetupCD."

"Soyou'rehavingaproblemwithyourWindowsSetupCD."Shehasapparentlybeendozingand,havingcometojustasthesentenceended,wasattemptingtocoverforherinattention.

Itquicklybecameclearthatthewomanwasnotacomputertechnician.Herjobwastoserveasagatekeeper,ahumanshieldforthetechnicians.Hersoleduty,asfarasIcouldtell,wastoraiseglobalstresslevels.

Tomakemedisappear,thewomangavemethephonenumberforWindows'creator,Microsoft.Thisislikegivingsomeonethephonenumberfor,Idon'tknow,NorthAmerica.Besides,theCDworked;Ijustdidn'thaveit.NomatterhowmanytimesIrepeatedmystory,wecamebacktothesameplace.Shewascalmandresolutelypolite.

Whenmyvoicehitacertaindecibel(分貝),Iwaspassedalong,likeahot,irritablepotato,toatechnician.

"Youdon'thavetheWindowsSetupCD,ma'am,becauseyoudon'tneedit,"heexplainedcheerfully.

"Windowscamepreinstalledonyourcomputer!"

"ButIdoneedit

"Yes,butyoudon'thaveit."Wewentonlikethisforawhile.Finally,heofferedtowalkmethroughtheuseofadifferentCD,onethatwoulderasemyentiresystem."Ofcourse,you'dloseallyoure-mail,yourdocuments,yourphotos."Itwaslikeofferingtodropasafeonmyheadtocuremyheadache."Youmightbeabletorecoverthem,butitwouldbeexpensive."Hesoundeddelighted."Andit'snotcoveredbythewarranty(產品保證書)!"Thesafebegantoseemlikeagoodidea,provideditwasfull.

Ihungupthephoneanddrovemycomputertoasmall,friendlyrepairplaceI'dheardabout.Asmart,helpfulmandugoutaWindowsCDandtoldmeitwouldn'tbeaproblem.Anhourlater,hecalledtoletmeknowitwasready.Ithankedhim,andwechattedabouttheweather,whichwasthesameoutsidemywindowasitwasoutsidehis.

Whydidtheauthorshutdownhercomputerabruptly?

A.Shehadsavedwhatshehadwritten.

B.Shecouldn'tmovethecursor.

C.Thecomputerrefusedtowork.

D.Thecomputerofferedtorepairitself.

27.

WhatdoestheauthorthinkofBotticelli'srepresentationskills?

A.Theyaretobefullyappreciated.

B.Theyevolvefromanuncertainsource.

C.Theyunderliehispersonality.

D.Theyconform.totheclassicalstyle.

28.

Howdothepublicfeelaboutthecurrenteconomicsituation?

A.Optimistic.B.Confused.C.Carefree.D.Panicked.

29.(75)

30.

Thearticleconcludesthat______．

A.thecreationofjobsforallisanimpossibility

B.oureffortsandresourcesintermsoftacklingunemploymentareinsufficient

C.peopleshouldbeginsupportingthemselvesbylearningapracticalskill

D.weshouldhelpthosewhosejobsareonlypart-time

31.

Accordingtothispassage,whatisthemostexpensiveresourceinacorporation?

A.Product.

B.Humanresource.

C.Rawmaterials.

D.Clientsofthecorporation.

32.PartC

Directions:Answerquestions71-80byreferringtothefollowinggames.

Note:AnswereachquestionbychoosingA,BorCandmarkitonANSWERSHEET1.Somechoicesmayberequiredmorethanonce.

Answerquestions71～80byreferringtothefollowinggames.

Note:AnswereachquestionbychoosingA,B,CorDandmarkitonANSWERSHEET1.Somechoicesmayberequiredmorethanonce.

A=RotherhitheB=BarnesC=WillesdenD=King'sCross

Whichcity...

usedtohavelotofproblemssuchasdrugs,streetcrime,etc.?71.______

hastheunpopularstyle.ofarchitecture?72.______

hasthemostexpensiveproperties?73.______

offersbigout-fashionedhousesatlowerprice?74.______

islocatedinaquietresidentialarea?75.______

sawabigincreaseinpricelastyear?76.______

willbuildalotofnewfacilities?77.______

isestimatedtobeagoodinvestment?78.______

encouragesnight-lifecultureforyoungpeople?79.______

createsenergeticmulti-culturalatmosphere?80.______

ARotherhithe

Rotherhithemaybemostfamousforitscongestedtunnelbutmanyyoungbuyersarewanningtoitsriversidecharms.

Itisstillmuchcheaperthanitswatersideneighbors.Thehousingstockispredominately1980sflats,manyarrangedincul-de-sacs(死胡同)andclosesaroundSurreyQuaysRoad.

TheunpopulararchitecturehasledtotheareabeingcalledtheMiltonKeynesofLondonbutpropertiesarespaciousandunfashionablestyle.haskeptpricesdown.

PaulMitchell,ofestateagentsAlexNeil,says,"Thereispreciouslittleperiodproperty,butyouwillgetfarmoreforyourmoneyherethanaVictorianhousewithlotsoforiginalfeaturesdowntheroadinBermondsey."

SurryQuaysshoppingcenterprovidesalltheamenitiesofahighstreetbuttheareaislackinginfun.However,SouthwarkCouncilisintalkstodevelopthe"nighttimeeconomy"whichcouldwellleadtoanincreaseinbarsandrestaurantstocaterforthegrowingnumberofyoungprofessionalresidents.

"Itispossibletogetagoodthree-bedroomhouseinRotherhithefor280,000,"saysSumineJordaan-Robinson,ofagentsBurwoodMarsh,"Abouteightminutes;walkfromtheJubileelinewhichwillhaveyouinBondstreetin15minutes.TherearenotthatmanyareasinLondonwherethatispossible."

BBarnes

BarnessitsjustacrosstheriverfromHammersmithinsouthwestLondon,butitcouldnotbemoredifferentfromthenoiseandbustleoftheoppositebank.

IthasbeencalledoneofthelasttrueLondon"villages"withhappyresidentskeepingitsoldschoolcharmsquietfromnoseyoutsidersandpotentialdevelopers.

BeingbytheriverandpredominatelyresidentialgivesBarnesanattractivelylazyvibe.Ithasatraditionalvillagegreencompletewithidyllicduckpondandquaintpub.ThehighstreetisaboutasfarfromthePoundShopandPrimarkambienceofitsneighborsasispossible.

ButbuyingintoBarnesisnotcheap."Familyhousesaresnappedupincrediblyquickly,"claimsChrisCarney,salesnegotiatoratBoileansestateagents."Itisveryhardtogetpropertiesofthissize,withoutsidespacesoclosetoLondon,whichiswhytheyareexpensive."

LargedetachedVictorianhousesonthetwomainroads,CastlenauandLonsdale,normallyhavebetweenfiveandsevenbedrooms,gardensof120ftandoffstreetparking.Thesesellforanythingbetween￡2millionand￡5million.

Bythevillagegr

33.(78)

34.TheVillageGreeninNewMilford,Connecticut,isasnapshotofNewEnglandcharm:acarefullymanicuredlawnflandedbyscrupulouslymaintainedcolonialhomes.Babysittersdandlekidsinthewoodengazebo,waitingforcommuterparentstoreturnfromNewYork.OnalazyafternoonlastweekCarolineNicholas,16,hadnothingmorepressingtodothandrinkintheearly-summersunshineanddiscusstherecenteventsintown."Idon'tthinkalotofolderpeopleknewtherewereunhappykidsinNewMilford,"shesaid,"Icouldseeitcorning."

Inafive-dayperiodinearlyJuneeightgirlswerebroughttoNewMilfordHospitalafterwhathospitalofficialscallsuicidalgestures.Thegirls,allbetween12and17,triedavarietyofmeasures,includingheavydosesofalcohol,o-ver-the-countermedicinesandcutsorscratchestotheirwrists.Nonewassuccessful,andmostdidn'trequirehospitalization;butatleasttwoattempts,accordingtothehospital,couldhavebeenvital.Theirreasonsseemedasmundaneastheotherhappen-stancesofsuburbanlife."Iwasjustsickofitall,"Onetoldareporter,"Everythinginlife."Mostalarming,emergency-roomdoctorFrederickLohsetoldalocalreporterthatseveralgirlssaidtheywerepartofasuicidepact.Thehospitallaterbackedawayfromthisremark.Butcominginthewakeofatleastsixteensuicideattemptsoverthepreviousfewmonths,thissuddencluster—alongwiththeinfluxofmedia—hassetthiswell-groomedsuburbof23,000onedge.AtatownmeetinglastWednesdaynight,DrSimonSobo,chiefofpsychiatryatthehospital,toldmorethan200parentsandkids,"We'retalkingaboutacrisisthathasreallygottenoutofhand."Laterheadded,"TherehavebeenmoresuicideattemptsthisspringthanIhaveseeninthe13yearsIhavebeenhere."

Sobosaidthatthegirlshetreateddidn'thaveseriousproblemsathomeorschool."Manyofthesewerepopularkids,"hesaid,"Theygotplentyoflove,butbeneaththereassuringsigns,aswathofteensherearenotmakingit."Somesaythatdrugs,bothpotand'realdrugs',arecommonplace.KidshaveshownupwithLIFESUCKSandLONGLIVEDEATHpennedontheirarms.Afewgirlscasuallydisplayscarsontheirarmswheretheycutthemselves."You'dbesurprisedhowmanykidstrysuicide,"saidonegirl,17."Youdon'twanttoputpainonotherpeople;youputitonyourself."Shesaidsheusedtocutherself"justtoreleasethepain".

Emily,15,afriendofthreeofthegirlstreatedinJune,saidonewashavingfamilyproblems,onewas"upsetthatday"andthethirdwas"justupsetwitheverythingelsegoingon".Shesaidtheyweren'treallytryingtokillthemselves—theyjustneededconcern.AsSobonoted,"What'sgoingoninNewMilfordisnotuniquetoNewMilford."Thesameunderlyingcultureofdespaircouldbefoundinanytown.Butteensuicide,headded,canbea"contagion".RightnowNewMilfordhasthebug—andhasitbad.

Whatisthemainsubjectofthepassage?

A.EightgirlscommittedsuicideinNewMilford.

B.ThevillageGreenisnotacharmingplace.

C.Teenagersuicide.

D.Dr.SimonSobo'sachievements.

35.(72)

36.

WhatadvicemightMaquetgivetothosewhohaveacrucialtestthenextday?

A.Memorizinggrammarwithgreatefforts.

B.Studytextbookswithcloseattention.

C.Havetheirbrainimagesrecorded.

D.Enjoytheirsleepatnightsoundly.

37.

Whatisthemainpurposeofthepassage?

A.Tooutlinetheresearchfindingsonthebrainstructure.

B.Toexplainthelinkbetweensexandbrainstructure.

C.Todiscussthevariousfactorsthatcausebraindifferences.

D.Tosuggestnewareasinbrainresearch.

38.(80)

39.PartA

Directions:ReadthefollowingtextsandanswerthequestionswhichaccompanythembychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.

TheStoneage,theIronage.Entireepochshavebeennamedformaterials.Sowhattonamethedecadesahead?Thechoicewillbetough.Welcometotheageofsuperstuff.Materialscience--oncetheleastsexytechnology—isburstingwithnew,practicaldiscoveriesledbysuperconductingceramicsthatmayrevolutionizeelectronics.Butsuperconductorsarejustpartofthepicture:fromhousesandcarstocookpotsandartificialteeth,theworldwillsometimebemadeofdifferentstuff.Exoticplastics,glassandceramicswillshapethefuturejustassurelyashavegeneticengineeringandcomputerscience.

Thekeytothenewmaterialsisresearchers'increasingabilitytomanipulatesubstancesatthemolecularlevel.Ceramics,forinstance,havelongbeenlimitedbytheirbrittleness.Butbyminimizingthemicroscopicimperfectionsthatcauseit,scientistsaremakingfarstrongerceramicsthatstillretainsuchqualifiesashardnessandheatresistance.FordMotorCo.nowusesceramictoolstocutsteel.AfirmcalledKyocerahascreatedalineofceramicscissorsandknivesthatstaysharpforyearsandneverrustorcorrode.

Asimilartransformationhasovertakenplastics.High-strengthpolymersnowform.bridges,iceskatingrinksandhelicopterrotors.Andonenewplasticthatgenerateselectricitywhenvibratedorpushedisusedinelectricguitars,touchsensorsforrobothandsandkaratejacketsthatautomaticallyrecordeachpunchandchop.Evenplasticlitter,whichoncethreatenedtopermanentlyblotthelandscape,hasprovedamenabletomoleculartinkering.Severalmanufacturersnowmakebiodegradableforms;someplasticsix-packringsforexample,graduallydecomposewhenexposedtosunlight.Researchersaredevelopingwaystomakeplasticsasrecyclableasmetalorglass.What'smore,composites—plasticreinforcedwithfibresofgraphiteorothercompounds--madetheround-the-worldflightofthevoyagerpossibleandhaveevenbeenprovedincombat:ahelmetsavedaninfantryman'slifebydeflectingtwobulletsintheGrenadainvasion.

Someadvancedmaterialsareoldstandardwithanewtwist.Thenewestfiberopticcablesthatcarrytelephonecallscross-countryaremadeofglasssotransparentthatapieceof100milesthickisclearerthanastandardwindowpane.

Butnewmaterialshavenoimpactuntiltheyaremadeintoproducts.Andthattransitioncouldprovedifficult,forswitchingrequireslengthyresearchandinvestment.Itcanbesaidafirmerhandleonhowtomovetocommercializationwilldeterminethesuccessorfailureofacountryinthecomingfuture.

Howmanynewmaterialsarementionedinthispassage?

A.Two.B.Three.C.Four.D.Five.

40.PartA

Directions:ReadthefollowingtextsandanswerthequestionswhichaccompanythembychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.

TheStoneage,theIronage.Entireepochshavebeennamedformaterials.Sowhattonamethedecadesahead?Thechoicewillbetough.Welcometotheageofsuperstuff.Materialscience—oncetheleastsexytechnology—isburstingwithnew,practicaldiscoveriesledbysuperconductingceramicsthatmayrevolutionizeelectronics.Butsuperconductorsarejustpartofthepicture;fromhousesandcarstocookpotsandartificialteeth,theworldwillsometimebemadeofdifferentstuff.Exoticplastics,glassandceramicswillshapethefuturejustassurelyashavegeneticengineeringandcomputerscience.

Thekeytothenewmaterialsisresearchers'increasingabilitytomanipulatesubstancesatthemolecularlevel.Ceramics,forinstance,havelongbeenlimitedbytheirbrittleness.Butbyminimizingthemicroscopicimperfectionsthatcauseit,scientistsaremakingfarstrongerceramicsthatstillretainsuchqualitiesashardnessandheatresistance.FordMotorCo.nowusesceramictoolstocutsteel.AfirmcalledKyocerahascreatedalineofceramicscissorsandknivesthatstaysharpforyearsandneverrustorcorrode.

Asimilartransformationhasovertakenplastics.High-strengthpolymersnowform.bridges,iceskatingrinksandhelicopterrotors.Andonenewplasticthatgenerateselectricitywhenvibratedorpushedisusedinelectricguitars,touchsensorsforrobothandsandkaratejacketsthatautomaticallyrecordeachpunchandchop.Evenplasticlitter,whichoncethreatenedtopermanentlyblotthelandscape,hasprovedamenabletomoleculartinkering.Severalmanufacturersnowmakebiodegradableforms;someplasticsix-packringsforexample,graduallydecomposewhenexposedtosunlight.Researchersaredevelopingwaystomakeplasticsasrecyclableasmetalorglass.What'smore,composites—plasticreinforcedwithfibresofgraphiteorothercompounds—madetheround-the-worldflightofthevoyagerpossibleandhaveevenbeenprovedincombat:ahelmetsavedaninfantryman'slifebydeflectingtwobulletsintheGrenadainvasion.

Someadvancedmaterialsareoldstandardwithanewtwist.Thenewestfiberopticcablesthatcarrytelephonecallscross-countryaremadeofglasssotransparentthatapieceof100milesthickisclearerthanastandardwindowpane.

Butnewmaterialshavenoimpactuntiltheyaremadeintoproducts.Andthattransitioncouldprovedifficult,forswitchingrequireslengthyresearchandinvestment.Itcanbesaidafirmerhandleonhowtomovetocommercializationwilldeterminethesuccessorfailureofacountryinthecomingfuture.

Howmanynewmaterialsarementionedinthispassage?

A.Two.B.Three.C.Four.D.Five.

四、閱讀理解(5題)41.

第

37

題

isagoodmethodofsupplyingenergytoremoteareas?__________

42.

第

39

題

hasagoodreputationforwhattheydoforsomespecialpersons?__________

43.

第

50

題

5.__________

44.

第

34

題

thedegradationofenvironmentcausesthechangeofclimate?__________

45.

第

49

題

TheGTE’sexampleshowsthat__________．

參考答案

1.B

2.Mediaeducationalsystem．

3.B

4.A

5.B

6.Teachersnursessecretaries

7.B

8.C

9.B

10.(In)1493

11.Humanactivity

12.Thegeneralpublic

13.B

14.B

15.C

16.onon解析：“…的決定”英語表達為“decisiononsth.”這里介詞需要用on。故答案為on。

17.fromfrom解析：“來自…的數(shù)據”，要用介詞“from”。所以此處應填“from”。

18.readyready解析：顧客來到結算處，說明他們準備好了要付賬。bereadyto的意思是“準備好了做某事”。故答案為ready。

19.