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(五)阅读理解(C、D篇)+完形填空I.阅读理解CCan asmall groupof drones(无人机)guarantee thesafety andreliability of railways and,at thesametime,help railwayoperators savebillions ofeuros eachyear Thatis thevery likelyfuture ofapplyingtodays eyesin thesky^technology tomake surethat themillions ofkilometres ofrail tracksandinfrastructure(基石出设施)worldwide aresafe fortrains on a24/7basis.Drones arealready beingused toexamine high-tension electricallines.They coulddo preciselythesame thingto inspectrailway linesand othervital aspectsofrailinfrastructure suchas thecorrect positionof railway tracksand switchingpoints.The moreregularly theycan beinspected,the morerailway safety,reliability andon-time performancewill beimproved.Costs would be cutand operationswouldbemoreefficient(高效)across theboard.That includeshuge savingsin maintenancecosts andbetter protectionofrailwaypersonnel safety.Itis calculatedthat Europeanrailways alonespend approximately20billion eurosa yearon maintenance,including sendingmaintenance staff,often atnight,to inspectand repairthe railinfrastructure.That canbedangerous workthat couldbe avoidedwith dronesassisting the crews efforts.By usingthe latesttechnologies,drones couldalso startproviding higher-value servicesfor railways,detecting faultsin therail orswitches,before theycan causeany safetyproblems.To performthese tasks,drones fbrrail dontneed tobe flyingoverhead.Engineers arenow workingonanew concept:the raildronesof thefuture.They willbe movingon thetrack ahead of the train,and programmedto runautonomously.Very smalldrones withadvanced sensorsand AIand travellingaheadof thetraincouldguide itlike aco-pilot.With theirability tosee ahead,they couldsignal anyproblem,so thatfast-movingtrains wouldbe ableto reactin time.
1.What makesthe applicationof dronesto raillines possibleA.The useof dronesin checkingon powerlines.B.Drones5ability towork athigh altitudes.C.The reductionof costin designingdrones.D.Drones9reliable performancein remoteareas.
2.What doesmaintenance“underlined inparagraph3refer toA.Personnel safety.B.Assistance fromdrones.C・Inspection andrepair.D.Construction ofinfrastructure.
3.What functionis expectedof therail dronesA.To provideearly warning.B.To maketrains runautomatically.C.To earnprofits for thecrews.D.To acceleratetransportation.
4.Which isthe mostsuitable title forthe textA.What FaultsCan BeDetected withDronesB,How Productionof DronesCan BeExpandedC.What DifficultyDrone DevelopmentWill FaceD.How DronesWill Changethe Futureof RailwaysYouveheard thatplastic ispolluting the oceans-between
4.8and
12.7million tonnesenter oceanecosystemsevery year.But doesone plasticstraw orcup reallymake adifference ArtistBenjamin VonWongwants youto knowthat itdoes.He buildsmassive sculpturesout of plastic garbage,forcingviewers tore-examine theirrelationship tosingle-use plasticproducts.At thebeginning ofthe year,the artistbuilt apiece called“Strawpocalypse Ja pairof1O-foot-tall plasticwaves,frozen mid-crash.Made of168,000plastic strawscollected fromseveralvolunteer beachcleanups,the sculpturemade itsfirst appearanceat theEstella Placeshopping centerinHo ChiMinh City,Vietnam.Just9%of globalplastic wasteis recycled.Plastic strawsare byno meansthe biggestsource(来源)ofplasticpollution,but theyverecently comeunder firebecause mostpeople dontneed themtodrink withand,because of their smallsize andweight,they cannotbe recycled.Every strawthafs partofVon Wongsartwork likelycame from a drinkthat someoneused foronly afew minutes.Once thedrinkis gone,the strawwill takecenturies todisappear.In apiece from2018,Von Wongwanted toillustrate(说明)a specificstatistic:Every60seconds,a truckloadsworth ofplastic enterstheocean.For this work,titled Truckloadof Plastic/9Von Wonganda groupof volunteerscollected morethan10,000pieces ofplastic,which werethen tiedtogether tolooklike theydbeen dumped(彳顷侄U)fromatruck allat once.Von Wonghopes thathisworkwill alsohelp pressurebig companiesto reducetheir plasticfootprint.
5.What areVon Wongsartworks intendedforA.Beautifying thecity helives in.B.Introducing eco-friendly products.C.Drawing publicattention toplastic waste.D.Reducing garbageon thebeach.
6.Why doesthe authordiscuss plasticstraws inparagraph3A.To showthe difficultyoftheirrecycling.B,To explainwhy theyare useful.C.To voicehis viewson modernart.D.To finda substitutefor them.
7.What effectwould Truckloadof Plastic”have onviewersA.Calming.B.Disturbing.C.Refreshing.D.Challenging.
8.Which ofthe followingcan bethe besttitleforthetextA.Artists Opinionson PlasticSafetyB.Media Interestin ContemporaryArtC,Responsibility Demandedof BigCompaniesD.Ocean PlasticsTransformed intoSculpturesII.完形填空At17,1didnt haveenough moneyfor college.My momsboss,Mr.Overstreet,often madegenerous9for variouscharity purposes.On the10that Mr.Overstreet wouldagree tohelp me,Mom suggestedthatI askif hiscompany would11helping mepay formy college.I12walked into his largeoffice,and toldMr.Overstreet withall my13that Iwanted acollegeeducation badly.He toldme thathe wouldrefer my14to theboard ofdirectors.Later,as
15、I wenttohisoffice.Mr.Overstreet16me thatif hiscorporationpaid formy education,they wouldhave todo itfor allthe
17.I thankedMr.Overstreet andthen,18started torun downmy face.It hitme thatin nocase wouldmychance ofgoing to college
19.Then,full of20Mr.Overstreet said,“Son,the companycouldnt payfbr yourcollege,but Icould.^^With that,Mr.Overstreet produceda21from hisdesk andsent metocollege.Four yearslater,I hadthe22of keepingmy promiseto Mr.Overstreet.I graduatedfirst inmy classandwent onto VanderbiltLaw School,and Mr.Overstreet livedjust longenough tosee me23,Eight yearslater,I waselected tothe USCongress.In my24speechthat nighton stage,I25Mr.Overstreet lookingdown fromheaven.
26、as ChairmanoftheHigher EducationCommittee,I managedto increasecollege27aid forlow-income studentsby62%.Mr.Overstreefs singleact of28to onepoor kidended uphelpingmore studentsfrom low-income familiesgo tocollege.
9.A.suggestions B.introductions C.instructions D.contributions
10.A.basis B.data C.assumption D.choice
11.A.consider B.admire C.brush D.withdraw
12.A.similarly B・nervously C,secretly D.normally
13.A.knowledge B.curiosity C,ambition D.passion
14.A.demand B.request C.concern D.procedure
15.A.admitted B.advanced C.opposed D.scheduled
16.A.directed B.confirmed C,informed D.texted
17.A.employees B.bosses C.seniors D.trainees
18.A.sweat B.disappointment C.outbreaks D.tears
19.A.collapse B.conflict C.cooperate D・emerge
20.A.satisfaction B.bitterness C.sympathy D.attention
21.A.report B.map C.check D.paper
22.A.sense B.honor C,appointment D.identity
23.A.graduate B.marry C,distribute D.survive
24.A.victory B.trend C.consequence D.bonus
25.A.forecasted B.imagined C.remembered D.enjoyed
26.A.Temporarily B.Apparently C.Eventually D.Frequently
27.A.academic B.financial C.social D.fundamental
28.A.kindness B.optimism C,honesty D.dignity。
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