2019年12月大学英语四级真题试卷及答案(三套全).docx

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1、2019 年年 12 月四级真题及答案（全三套）月四级真题及答案（全三套）第一套第一套Part IWriting(30 minutes)Directions:Forthispart,youareallowed30minutestowritealettertoaforeignfriendwhowantstoteachEnglishinChina.Pleaserecommendacitytohim.Youshould write atleast120words butnomore than 180words.Part ListeningComprehension(25 minutes)Sectio

2、n ADirections:Inthissection,youwillhearthreenews reports.Attheendofeachnewsreport,youwillheartwoorthreequestions.Boththenewsreportandthenquestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Thenmarkthecorrespondingletter on Answer Sheet

3、1with a single line through the centre.Questions l and 2 are based on the news report you have just heard.1.A)Many facilities were destroyed by a wandering cow.B)A wandering cow knocked down one of its fences.C)Some tourists were injured by a wandering cow.D)A wandering cow was captured by the polic

4、e.2.A)Itwasshottodeath byapoliceofficer.C)It becameagreat attractionfortourists.B)It found its way back to the parks zoo.D)It was sent to the animal control department.Questions 3 and 4 are based on the news report you have just heard.3.A)Itisthelargestofitskind.B)It is going to be expanded.C)It is

5、displaying more fossil specimens.4.A)AcollectionofbirdfossilsfromAustralia.C)Some ancient wall paintings from Australia.D)It is staring an online exhibition.B)Photographs of certain rare fossil exhibits.D)Pictures by winners of a wildlife photo contest.Questions 5 to 7 are based on the news report y

6、ou have just heard.5.A)Pickuptrash.B)Amusevisitors.C)Delivermessages.D)Play with children.6.A)Theyareespeciallyintelligent.C)They are quite easy to tame.7.A)Childrenmaybeharmedbytherooks.C)Childrenmaycontractbirddiseases.Section BB)They are childrens favorite.D)They are clean and pretty.B)Children m

7、ay be tempted to drop litter.D)Children may overfeed the rooks.Directions:In this section,you will hear two long conversations.Atthe end ofeach conversation,you willhearfourquestions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,you must choose thebest answer from the

8、fourchoices marked A),B),C)andD).Then markthecorresponding letter on Answer Sheet 1 with a single line through the centre.Questions 8 to 11 are based on the conversation you have just heard.8.A)ItwillbeproducedatHarvardUniversity.C)Itwillcoverdifferentareasofscience.9.A)It will be more futuristic.C)

9、It will be more entertaining.10.A)People interested in science.C)Children in their early teens.11.A)Offerprofessionaladvice.C)Help promote it on the Internet.B)It will be hosted by famous professors.D)It will focus on recent scientific discoveries.B)It will be more systematic.D)It will be easier to

10、understand.B)Youngsters eager to explore.D)Students majoring in science.B)Provide financial support.D)Make episodes for its first season.Questions 12 to 15 are based on the conversation you have just heard.12.A)Unsure.B)Helpless.C)Concerned.D)Dissatisfied.13.A)Heistooconcernedwithbeingperfect.C)He i

11、s too ambitious in achieving goals.B)He loses heart when faced with setbacks.D)He takes on projects beyond his ability.14.A)Embarrassed.B)Unconcerned.C)Miserable.D)Resentful.15.A)Trytobeoptimisticwhateverhappens.B)Compare his present with his past only.C)Always learn from others achievements.Section

12、 CD)Treat others the way he would be treated.Directions:Inthissection,youwillhearthreepassages.Attheendofeachpassage,youwillhearthreeorfourquestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Thenmarkthecorr

13、espondingletter on Answer Sheet 1 with a single line through the centre.Questions 16 to 18 are based on the passage you have just heard.16.A)They have a stronger sense of social responsibility.B)They are more likely to succeed in the humanities.C)They are more likely to become engineers.D)They have

14、greater potential to be leaders.17.A)Praise girls who like to speak up frequently.B)Encourage girls to solve problems on their own.C)Insistthatboys and girlsworktogethermore.D)Respond more positively to boys comments.18.A)Offer personalized teachingmaterials.C)Placegreatemphasisontestscores.B)Provid

15、e a variety of optional courses.D)Pay extra attention to top students.Questions 19 to 21 are based on the passage you have just heard.19.A)Itoftenrainscatsanddogs.B)It seldom rains in summer time.C)Itdoesnotrainasmuchaspeoplethink.20.A)Theydrivemostofthetime.C)They have got used to the rain.21.A)Ith

16、asalotofplacesforentertainment.B)Ithasneverseenthunderandlighting.D)It is one of the most rainy cities in the US.B)The rain is usually very light.D)The rain comes mostly at night.C)It has fewer cloudy days than any other coastal city.D)It has mild weather both in summer and in winter.Questions 22 to

17、 25 are based on the passage you have just heard.22.A)It occurs when people are doing a repetitive activity.B)It results from exerting ones muscles continuously.C)It happens when people engage in an uncommon activity.D)It comes from staining ones muscles in an unusual way.23.A)Blood flow and body he

18、at increase in the affected area.B)Body movements in the affected area become difficult.C)They begin to make repairs immediately.D)They gradually becomefragmented.24.A)Aboutoneweek.B)About two days.C)Abouttendays.D)About fourweeks.25.A)Applymusclecreams.C)Have a hot shower.Part B)Drink plenty of wat

19、er.D)Take pain-killers.ReadingComprehension(40 minutes)Section ADirections:Inthis section,thereisapassage with ten blanks.You arerequiredtoselectoneword foreachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidenti

20、fiedbyaletter.PleasemarkthecorrespondingletterforeachitemonAnswerSheet2withasinglelinethroughthecentre.Youmaynotuseanyofthewordsin the bank more than once.Questions 26 to 35 are based on the following passage.When travelling overseas,do you buy water in plastic bottles or take your chances with tap

21、water?ImagineyouarewanderingaboutonaThaiislandor 26 theruinsofAngkor.Itshotsoyougrababottleof water from a local vendor.Its the safe,sane thing to do,right?The bottle is 27,and the label says“purewater”,butmaybewhatsinsideisnotso 28.Wouldyoustillbedrinkingitifyouknewthatmorethan90percentofallbottled

22、watersoldaroundtheworld 29 microplastics?Thatstheconclusionofarecently 30 study,which analyzed 259 bottles from 11 brands sold in ninecountries,31 anaverageof325plasticparticlesperliterofwater.Thesemicroplasticsincludeda 32commonlyknownasPETandarewidelyusedinthemanufactureofclothingandfoodand33conta

23、iners.The study was conducted at the State University of New York on behalf of Orb Media,a journalismorganization.About a million bottles are bought every minute,not only by thirsty tourists but also by many ofthe 2.1 billion worldwide who live with unsafe drinking water.Confronted with this34,sever

24、albottled-watermanufacturersincludingNestleand Coco-Colaundertooktheirown studies usingthe same methodology.These studies showed thattheirwaterdid containmicroplastics,but far less than the Orb study suggested.Regardless,the WorldHealth Organization has nowlaunchedareviewintothe35health risks of dri

25、nking water from plastic bottles.A)adequateF)instantK)releasedB)admiringG)liquidL)revealingC)containsH)modifiedM)sealedD)defendingI)naturalN)solvesE)evidenceJ)potentialO)substanceSection BDirections:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoeachstatementcontains information g

26、iven in one of the paragraphs.Identify the paragraph from which the information isderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.Answerthequestions by marking the corresponding letter on Answer Sheet 2.The Quiet Heroism of Mail DeliveryAOnWednesday,apolarwindbroughtbitte

27、rcoldtotheMidwest.Overnight,Chicagoreachedalowof21degreesFahrenheitbelowzero,makingitslightlycolderthanAntarctica,Alaska,andtheNorthPole.Windchillswere64degreesbelowzeroinParkRapids,Minnesota,and45degreesbelowzeroinBuffalo,NorthDakota,accordingtotheNationalWeatherService.Schools,restaurants,andbusin

28、essesclosed,andmorethan1,000 flights have been canceled.BEven the United States Postal Service(USPS)suspendedmail delivery temporarily.“Due to this arcticoutbreak and concerns for the safety of USPS employees,”USPS announced Wednesday morning,“the PostalServiceissuspendingdeliveryJan.30inthefollowin

29、g3-digitZIPCodelocations.”Twelveregionswerelistedas unsafe on Wednesday;on Thursday,eight remained.CAs global surface temperatures increase,so does the likelihood of extreme weather.In 2018 alone,wildfires,volcaniceruptions,hurricanes,mudslides,andothernaturaldisasterscostatleast$49billionintheUnite

30、d States.As my colleague Vann Newkirk reported,Puerto Rico is still confronting economic andstructural destructionand resource scarcity from 2017s Hurricane Maria.Natural disasters can wreck acommunitysinfrastructure,disruptingsystemsformonthsoryears.Someservices,however,remindusthatlife will eventu

31、ally return,in some form,to normal.DDaysafterthedeadly2017wildfiresinSantaRosa,California,adronecaughtfootageofaUSPSworker,Trevor Smith,driving through burned homes in that familiar white van,collecting mail in an affected area.Thevideoisstriking:Theoperationisfamiliar,butthescenelooksliketheendofth

32、eworld.AccordingtoRaeAnnHaight,the program manager for the national-preparednessofficeat USPS,Smith was fulfilling a requestmade by some of the home owners to pick up any mail that was left untouched.For Smith,this was justanother day on the job.“I followed my route like I normally do,”Smith told a

33、reporter.“As Id come across aboxthatwasupbutwithnohouse,Ichecked,andtherewasmailoutgoingmailinit.Andsowepickedthose up and carried on.”EUSPS hassophisticated emergency plansfornatural disasters.Across thecountry,285emergency-management teams are devoted to crisis control.These teams are trained annu

34、ally using aframework known as the three Ps:people,property,product.After mail service stops due to weather,theagencystoppriorityisensuringthatemployeesaresafe.Thenitevaluatesthehealthofinfrastructure,suchasthe roads that mail carriers drive on.Finally,itdecides when and how to re-open operations.If

35、thedestructionis extreme,mail addressed to the area will get sent elsewhere.In response to Hurricane Katrina in 2005,USPSredirected incoming New Orleans mail to existing mail facilities in Houston.Mail that was already processedinNewOrleansfacilitieswasmovedtoanupperfloorsoitwouldbeprotectedfromwate

36、rdamage.FAssoon asitssafe enough tobe outside,couriersstart distributing accumulated mailon thestill-accessibleroutes.USPS urges those without standing addresses to file change-of-address forms with theirnew location.After Hurricane Katrina hit in 2005,mail facilities were set up in dozens of other

37、locations across the countryinthe twoweeksthatUSPS was unableto provide streetdelivery.GEvery day,USPS processes,on average,493.4 million pieces of mailanything from postcards to SocialSecurity checks to medicine.Spokespeople from both USPS and UPS told me all mail is important.But somemail can be e

38、xtremely sensitive and timely.According to data released in January 2017,56 percent of bills arepaidonline,whichmeansthatjustunderhalfofpaymentsstillrelyondeliveryservicestobecompleted.HIt can be hard to identify which parcels are carrying crucial items such as Social Security checks,butUSPS and UPS

39、 try their best to prioritize sensitive material.They will coordinate with the Social SecurityAdministration to make sure that Social Security checks reach the right people in a timely fashion.AfterHurricane Florence and Hurricane Michael last fall,USPS worked with state and local election boards to

40、 makesure that absentee ballots were available and received on time.IMailcompanies are logistics companies,whichputs them inaspecial positionto help whendisasterstrikes.Ina2011USPScasestudy,theagencyemphasizeditsmassiveinfrastructureasa“uniquefederalasset”tobecalled upon in a disaster or terrorist a

41、ttack.“Ithinkwereuniqueasafederalagency,”USPS officialMikeSwigart told me,“because were in literally every community in this country Were obligated to d eliver tothat point on a daily basis.”JPrivate courier companies,which have more dollars to spend,use their expertise in logistics to helprevitaliz

42、edamagedareasafteradisaster.Formorethanadecade,FedExhassupportedtheAmericanRedCross in its effort to get emergency supplies to areas affected by disasters,both domestically andinternationally.In2012,thecompany distributedmorethan 1,200 MedPacks toMedicalReserve Corps groupsin California,and donated

43、space for 3.1 million pounds of charitable shipping globally.Last October,thecompanypledged$1millionincashandtransportation supportforHurricanes Florence andMichael.UPSscharitable arm,theUPSFoundation,usesthecompanyslogisticstohelpdisaster-struckareasrebuild.“Werealize that as a company with people,

44、trucks,warehouses,we needed to play a larger role,”said EduardoMartinez,thepresidentoftheUPSFoundation.Thecompanyemploysitstrucksandplanestodeliverfood,medicine,andwater.ThedaybeforeIspoketoMartinezinNovember,hehadbeentouringthedamagefromHurricane Michael in Florida with the American Red Cross.“We h

45、ave an obligation to make sure ourcommunities are thriving,prosperous,”he said.KRebuilding can take along time,and even then,impressions ofthe disaster may still remain.Returning to asense of normalcy can be difficult,but some small routinesmail delivery being one of themmay helpresidents remember t

46、hat their communities are still their communities.“When theysee that carrier back out onthe street,”Swigart said,“thats the first sign to them that life is starting to return to normal.”36.The United States Postal Service has a system to ensure its employeessafety.37.One officialsays USPS is unique

47、in that it has more direct reach to communitiescompared with otherfederal agencies38.Natural disasters can have a long-lasting impact on community life.39.Maildeliveryservicei$stillresponsibleforthecompletionofalmosthalfofpayments.40.The sight of a mailman on the street is a reassuring sign of life

48、becoming normal again.41.AfterHurricaneKatrinainterruptedroutinedelivery,temporarymailservicepointsweresetup.42.Postal service in some regions in the U.S.was suspended due to extreme cold weather.43.Private postal companies also support disaster relief efforts by distributing urgent supplies.44.Aded

49、icated USPS employeewasonthejobcarryingoutdutiesinspiteofextreme conditions.45.Postal services work hard to identify items that require priority treatment.Section CDirections:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.Foreachofthemtherearefourchoicesmar

50、kedA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecentre.Passage OneQuestions 46 to 50 are based on the following passage.Professor Ashok Goel of Georgia Tech developed an artificially intelligent teaching assistant to help handlethe e