2018年12月四级第一套解析

1、2018年12月大学英语四级考试精编解析(第一套)PartⅠWriting范文TheChallengesofLivinginaBigCityWiththedevelopmentofeconomyandurbanization,thenumberofbigcitiesisconstantlyincreasinginChina.Whilebigcitiesareattractingmoreandmorepeople,theyalsobringmanychallenges,suchastrafficjamandpollution,justtonameafew.Thefirstproblemthatreallybothersmeisthetrafficcongestionintherushhour.Ihatewaitingforbusesandbeinglate.Therefore,IhavetogetupveryearlyifIhaveanappointmentinthemorning.Nextisthatthelargepopulationinabigcitymakesitsocrowd。

2、edthatyoucan’tfindapeacefulplaceunlessstayingathome.Thesupermarketsarealwayscrowded,soarethecinemasandparks.Anotherconsequenceforsuchalargepopulationisthatitintensifiestheinadequacyofqualitymedicalandeducationalresources,thusdecreasingresidents’senseofhappiness.Asaresult,althoughIamfrequentlyaskedwhetherIliketoliveinabigcityornot,myanswerisalwaysno,definitelynot.Howaboutyou?PartIIListeningComprehensionSectionANewsReportOne(1-2)(1)AdevicethatweighslessthanoneKilogramispartofamissionthatwillallows。

3、cientiststodeliverfourthgenerationor4Gmobilecoveragetothemoonin2019.Ifsuccessful,thetinydevicewillprovidethemoonwithitsfirst-evermobilephonenetwork.Thelunarnetworkwillsupporthigh-definitionstreamingofvideoanddatabetweenthemoonandEarth.ThenetworkispartofMissiontotheMoon.Thisisaprojectwiththegoaloflandingthefirstprivatelypaidformissiontothemoon.The4GmissionissettolaunchfromCapeCanaveralintheUnitedStatesonaSpaceXFalcon9rocketin2019.MissiontotheMoonintendstoestablishandtestthefirstelementsofacommuni。

4、cationsnetworkonthemoon.(2)Thescientistsworkingontheprojectoptedtobuilda4G,ratherthanafifthgenerationor5Gnetwork.Thisisbecausefifthgenerationnetworksarestillintestingandtrialphases.Thismeansthata5Gnetworkmaynotyetbestableenoughtoworkonthemoon’ssurface.答案解析1.Whatarescientistsplanningtodo?答案CSetupamobilephonenetworkonthemoon.解析事实细节题。新闻开篇指出，AdevicethatweighslessthanoneKilogramispartofamissionthatwillallowscientiststodeliverfourthgenerationor4Gmobilecoveragetothemoonin2019.Ifsuccessful,thetinydevice。

5、willprovidethemoonwithitsfirst-evermobilephonenetwork.即2019年，科学家们将在月球上布设第4代或者4G移动网络。如果计划成功，月球将首次覆盖移动电话网络。由此可知，科学家计划在月球上布设移动电话网络。故答案为C。2.Whydidscientistschoosetosetupa4Gnetworkintheirmission?答案AItisstable.解析细节推断题。新闻末尾提到，Thescientistsworkingontheprojectoptedtobuilda4G,ratherthanafifthgenerationor5Gnetwork.Thisisbecausefifthgenerationnetworksarestillintestingandtrialphases.Thismeansthata5Gnetworkmaynotyetbestableenoughtoworkonthemoon’ssurface.即科学家们计划在月球上布置4G网络而不是第5代或是5G网络，因为第5代网络系统目前仍处于测试阶段，如果布设在月球。

6、上可能会不够稳定。由此推断，科学家们之所以选用4G网络是因为其稳定性好。故答案为A。NewsReportTwo(3-4)FirefightersrespondedtoafireWednesdaynightatanabandonedmallinHayward.Thefirewasreportedat9:26p.m.atanoldshoppingcenteronMissionAvenuenearSaintMary’schurch.Sixfireengines,twotrucksandtwochiefsrespondedtothescene.Crewshadthefireundercontrolinabout45minutesandmanagedtocontainthefiretoitspointoforigin.Thereweresomepeopleinsidethebuildingwhenthefirebrokeout,(3)buttherewerenoreportsofanyinjuries.Fireinvestigatorshaverespondedtothescenebuthave。

7、notyetdeterminedthecauseofthefire.Firefighterswillremainonthesceneuntillaterthismorningtoensurethatthefiredoesn’tstartupagain.Theshoppingmallhadnotbeeninusesince2002.(4)In2014,CityHalldevelopedaplantoknockdownthebuildingandreplaceitwithaffordablehousing.However,theplanwasdroppedduetolackoffunds.答案解析3.Whatdoesthenewsitemsayaboutthefire?答案BNoinjurieswereyetreported.解析事实细节题。新闻开头提到火灾发生的时间、地点以及救援情况。消防员用了大约45分钟控制了火势，火灾发生时楼内有人，buttherewerenoreportsofanyinjuries,即尚无人员伤亡的报道。故答案为B。4.WhathadCityHallplanned。

8、todo?答案BPulldownthedesertedshoppingmall.解析事实细节题。新闻末尾提到，In2014,CityHalldevelopedaplantoknockdownthebuildingandreplaceitwithaffordablehousing.即着火的商场2002年就已经弃用，2014年市政厅计划拆除，改建保障性住房，但因资金匮乏计划未能实施。由此可知，市政厅的计划是拆除废弃的商场。故答案为B。NewsReportThree(5-7)(5)PotatochipsinJapanarebeingsoldfor6timestheirnormalprice.Thisisafterthecountry’smainmanufacturerstoppedsalesduetoapotatoshortage.Stormsandfloodsinitsmainpotato-growingregionlastyearcausedtheworstharvestinmorethan3decades.LocalmediareportssuggestCalbeeanditsmain。

9、rivalKoike-Yaarehaltingalmost50products.“Wedon’tknowwhenwe’llbeabletorestart,”acompanyspokesmansaid.Snackloversarepanicbuying,andmanysupermarketshelvesarebare.(6)JapaneselawslimittheamountofimportedpotatoesthatcanbeusedinJapanese-madeproducts.Japansaysfearofdiseaseisitsmainreasontoblockfreshimports.ItstillonlyallowspotatoesfromselectedUSstates.ThisisonlyatcertaintimesandonconditionthattheyareprocessedatfactoriesbasednearJapaneseports.(7)Butglobalwarminghasraisedthepossibilitythatdomesticproducec。

10、ouldbeseriouslyaffectedbyrareweathereventsmoreoften.答案解析5.WhatproblemisJapanfacing?答案DInsufficientpotatosupply.解析事实细节题。新闻开头提到，PotatochipsinJapanarebeingsoldfor6timestheirnormalprice.Thisisafterthecountry’smainmanufacturerstoppedsalesduetoapotatoshortage.Stormsandfloodsinitsmainpotato-growingregionlastyearcausedtheworstharvestinmorethan3decades.即日本薯条价格为正常价格的六倍，主要生产厂家因土豆供给不足而停止生产，土豆主产地去年遭遇了暴风和洪涝灾害，产量降至三十年最低。由此可知，日本现在面临的问题是土豆供给不足。故答案为D。6.WhydoesJapanlimittheimportofpotatoes?答案CItisafraidofthespreado。