大学英语四级考试真题及答案详解文档格式.docx

大学英语四级考试真题及答案详解文档格式.docx

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Directions:

Forthispart，youareallowed30minutestowriteashortessayon 

theimportanceofwritingabilityandhowtodevelopit.Youshouldwriteatleast120wordsbutnomorethan180words.

【参考范文】

Nobodycoulddenythatwritingisoneofthebasicabilitiesformen.Putitanotherway,itisunlikelytoimaginehumancivilizationwithoutwritingability.

Atthetopofthelist,ifweoverlookthesignificanceofwritingability,wewillsufferagreatdifficultyinourdailywrittencommunication.Inadditiontowhathasbeenmentionedabove,itisadvisableforustoattachimportancetothisabilitybecausewritingplaysakeyinouracademicperformance.Tosummarize,writingdoescarryapositiveimplicationforourlifeandstudy.

Inviewofthegreatvalueofwritingability,weshouldtakeactionstodevelopthiscapability.Formypart,initially,wearesupposedtokeepinmindthatreadingisthefirststepofwriting,soweshouldreadgreatbooksasmanyaspossible,learningfromthegreatworkshowtowriteconciselyandeffectively.Moreover,owingtothefactthatpracticemakesperfect,weshouldfrequentlypracticewriting;

forexample,wemaydevelopthehabitofkeepingadiary.

PartⅡ 

ListeningComprehension 

（25minutes）

SectionA

Inthissection,youwillhearthreenewsreports.Attheendofeachnewsreport,youwillheartwoorthreequestions.Boththenewsreportandthenquestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA），B）,C）andD）.Thenmarkthecorrespondingletteron 

AnswerSheet1withasinglelinethroughthecentre.

Questionsland2arebasedonthenewsreportyouhavejustheard.

Questions3and4arebasedonthenewsreportyouhavejustheard.

Questions5to7arebasedonthenewsreportyouhavejustheard.

SectionB

Inthissection,youwillheartwolongconversations.Attheendofeachconversation,youwillhearfourquestions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA），B），C）andD）. 

ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.

Questions8to11arebasedontheconversationyouhavejustheard.

Questions12to15arebasedontheconversationyouhavejustheard.

SectionC

Inthissection,youwillhearthreepassages.Attheendofeachpassage,youwillhearthreeorfourquestions.Boththepassageandthequestionswillbespokenonlyonce. 

Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA）,B）,C）andD）．ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.

Questions16to18arebasedonthepassageyouhavejustheard. 

Questions19to21arebasedonthepassageyouhavejustheard.

Questions22to25arebasedonthepassageyouhavejustheard.

【参考答案】暂缺

Part 

Ⅲ 

ReadingComprehension 

（40minutes）

Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.PleasemarkthecorrespondingletterforeachitemonAnswerSheet2withasinglelinethroughthecentre. 

Youmaynotuseanyofthewordsinthebankmorethanonce．

Questions26to35arebasedonthefollowingpassage. 

Sincethe1940s,southernCaliforniahashadareputationforsmog.Thingsarenotasbadastheyoncewerebut,accordingtotheAmericanLungAssociation,LosAngelesisstilltheworstcityintheUnitedStatesforlevelsof 

26 

.GazingdownonthecityfromtheGettyCenter,anartmuseumintheSantaMonicaMountains,onewouldfindtheviewofthePacificOceanblurredbythehaze（霾）.Noristhestate’shadair 

27 

toitssouth.Fresno,inthecentralvalley,comestopofthelistinAmericaforyear-roundpollution.Residents’heartsandlungsareaffectedasa 

28 

.

Allofwhich,combinedwithCalifornia’sreputationasthehomeoftechnological 

29 

makestheplaceidealfordevelopingandtestingsystemsdesignedtomonitorpollutionin 

30 

.AndthatisjustwhatAclima,anewfirminSanFrancisco,hasbeendoingoverthepastfewmonths.Ithasbeentryingoutmonitoringthatare 

31 

toyieldminute-to-minutemapsof 

32 

airpollution.Suchstationswillalsobeabletokeepaneyeonwhatishappeninginsidebuildings,includingoffices.

Tothisend,Aclimahasbeen 

33 

withGoogle’sStreetViewsystem.DavidaHerzl,Aclima’sboss,saystheyhaverevealedpollutionhighsondayswhenSanFrancisco’stransitworkerswentonstri