大学英语四级考试真题及答案解析Word文件下载.docx
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SectionA
Inthissection,youwillhearthreenewsreports.Attheendofeachnewsreport,youwillheartwoorthreequestions.Boththenewsreportandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.
Questions1and2arebasedonthenewsreportyouhavejustheard.
1.A)Themaninthecarwasabsent-minded.
B)Thetestdrivermadeawrongjudgement.
C)Theself-drivingsystemwasfaulty.
D)Thecarwasmovingatafastspeed.
【答案】B
【解析】由“ourtestdriverbelievedthebuswasgoingtosloworstoptoallowustomergeintothetraffic,andthattherewouldbesufficientspacetodothat.”可知,答案为B。
2.A)Theyhavedonebetterthanconventionalcars.
B)Theyhavecausedseveralseverecrashes.
C)Theyhaveposedathreattootherdrivers.
D)Theyhavegenerallydonequitewell.
【答案】D
【解析】由“Thecompany'
sself-drivingcarshavedonewelloveramillionmilesacrossvariousstatesintheUS,anduntilnowhaveonlyreportedminoraccidents.”可知,答案为D。
听力原文:
OneofGoogle'
sself-drivingcarscrashedintoabusinCalifornialastmonth.Therewerenoinjuries.ItisnotthefirsttimeoneofGoogle'
sfamedself-drivingcarshasbeeninvolvedinacrash,butitmaybethefirsttimeithascausedone.OnFebruary14ththeself-drivingcar,travellingat2mph(3km/h),pulledoutinfrontofapublicbusgoing15mph(24km/h).ThemanintheGooglevehiclereportedthatheassumedthebuswouldslowdowntoletthecarout,andsohedidnotswitchtothemanualmode.
Inastatement,Googlesaid:
"
Weclearlybearsomeresponsibility,becauseifourcarhadn'
tmoved,therewouldn'
thavebeenacrash.“Thatsaid,ourtestdriverbelievedthebuswasgoingtosloworstoptoallowustomergeintothetraffic,andthattherewouldbesufficientspacetodothat.“Thecompany'
sself-drivingcarshavedonewelloveramillionmilesacrossvariousstatesintheUS,anduntilnowhaveonlyreportedminoraccidents.
Questions3and4arebasedonthenewsreportyouhavejustheard.
3.A)Heworksatanationalpark.
B)Heisaqueenbeenspecialist.
C)HeremovedtheBeyondfromtheboot.
D)Hedrovethebeesawayfromhiscar.
【答案】A
【解析】由“TomMoseswhoworksatanearbynationalpark”可知,答案为A。
4.A)Theywerelookingafterthequeen.
B)Theyweremakingalotofnoise.
C)Theywerelookingforanewboxtolivein.
D)Theyweredancinginauniqueway.
【解析】由“Theywereveryclosetogetherandtherewasalotofnoiseandmovements”可知,答案为B。
Thousandsofbeesleftatownafterlandingonthebackofacarwhentheirqueengotstuckinitsboot.TomMoseswhoworksatanearbynationalpark,noticeda“brownpatch”onthebackofthecaraftertheownerparkedittodosomeshopping.Whenhelookedcloserherealizeditwasahugegroupofbees.Mosessaid:
“Ihaveneverseenthatmanybeesinonespot.Itwasveryunusual.Theywereveryclosetogetherandtherewasalotofnoiseandmovements,itwasinterestingtosee
suchastrangesight.ButtherewerealotofpeoplearoundandIwasabitworriedaboutthebeesandthepeoplestoppingtolook.Ithoughtthatsomeonemightdosomethingstupid.Mosescalledtwolocalbeesspecialistswhohelpedremovedthebeesbyattractingthemintoabox.Mosesspentthreehourslookingafterthebeesandwasstungfivetimes,hesaidmystingsareabitpainfulbutIampleasedthatallworkedoutandIcouldhelp,peopleneedtorealizethatbeesarevaluableandtheyshouldbelookedafter.
Questions5to7arebasedonthenewsreportyouhavejustheard.
5.A)Thediscoveryofanewspeciesofsnake.
B)Thesecondtriptoasmallremoteisland.
C)Thefindingof2newspeciesoffrog.
D)Thelatesttestonarareanimalspecies.
【解析】由“AnewspeciesofsnakehasbeendiscoveredonaremoteislandintheBahamas”可知,答案为A。
6.A)Apoisonoussnakeattackedhimonhisfieldtrip.
B)Hediscoveredararefogonadesertedisland.
C)Asnakecrawledontohisheadinhissleep.
D)Hefellfromatallpalmtreebyaccident.
【答案】C
【解析】由“Oneofthecreaturesmadeadramaticappearancebymovingontotheheadoftheteamleaderasheslept.”可知,答案为C。
7.A)Fromitsgenes.B)Fromitslength.
C)Fromitsorigin.D)Fromitscolour.
【解析】由“becauseitismetalliccoloredandthefirstspe