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第PAGE\*MERGEFORMAT10页共NUMPAGES\*MERGEFORMAT10页 2018年6月大学英语四级真题试题二(完整版) PartIWriting(30minutes) Directions:Forthispart,youareallowed30minutestowriteanashorteasyontheimportanceofwritingabilityandhowtodevelopit.Youshouldwriteatleast120wordsbutnomorethan180words. PartⅢ ReadingComprehension(40minutes) SectionA Directions:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices,Eachchoiceinthebankisidentifiedbyaletter.PleasemarkthecorrespondingletterforeachitemonAnswerSheet2withasinglelinethroughthecentre.Youmaynotuseanyofthewordsinthebankmorethanonce. Questions26to35arebasedonthefollowingpassage. Sincethe1940s,southernCaliforniahashadareputationforsmog.Thingsarenotasbadastheyoncewerebut,accordingtotheAmericanLungAssociation,LosAngelesisstilltheworstcityintheUnitedStatesforlevelsof(26)_______GazingdownonthecityfromtheGettyCenter,anartmuseumintheSantaMonicaMountains,onewouldfindtheviewofthePacificOceanblurredbythehaze(霾）.Noristhestate'sbadair(27)_______toitssouth.Fresno,inthecentralvalley,comestopofthelistinAmericaforyear-roundpollution.Residents'heartsandlungsareaffectedasa(28)_______. Allofwhich,combinedwithCalifornia'sreputationasthehomeoftechnological(29)_______,makestheplaceidealfordevelopingandtestingsystemsdesignedtomonitorpollutionin(30)_______AndthatisjustwhatAclima,anewfirminSanFrancisco,hasbeendoingoverthepastfewmonths.Ithasbeentryingoutmonitoringstationsthatare(31)_______toyieldminute-to-minutemapsof(32)_______airpollution.Suchstationswillalsobeabletokeepaneyeonwhatishappeninginsidebuildings,includingoffices. Tothisend,Aclimahasbeen(33)_______withGoogle'sStreetViewsystem.DavidaHerzl,Aclima'sboss,saystheyhaverevealedpollutionhighsondayswhenSanFrancisco'stransitworkerswentonstrikeandthecity's(34)_______wereforcedtousetheircars.Conversely,“cycletotheirjobby(35)_______pollutionlows. A)assistedB)collaboratingC)consequenceD）
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