《现代大学英语听力2》听力原文及题目答案Unit2

1、现代大学英语听力2听力原文及题目答案Unit2Unit2Task1【答案】1)b2)a3)d【原文】TexaswasthebiggeststatebeforeAlaskabecametheforty-ninthstatein1959.OnegoodwaytounderstandthesizeofTexasistolearnaboutitsweather.Differentpartsofthestatehaveverydifferentkindsofweather.LaredoisoneofthehottestcitiesintheUnitedStatesinsummer.Thebesttime

2、tovisitLaredoisinwinter,whenitispleasantlywarm.Amarillogetsverycoldinwinter.SometimesthereismoresnowinAmarillothaninNewYork,whichisanortherncity.Summersarebetter,butsometimesitgetsquitehot.ThebesttimetovisitAmarilloisintheautumnwhenitiscool.IfanyoneasksyouabouttheweatherinTexas,askhim,“WhatpartofTex

3、asdoyoumean？”Task2【答案】A.1)T2)F3)FB.1)d2)c3)cC.climate,reputation,extraordinary,unreliable,dry,wet,clear,dull,hot,cold,bad,mild【原文】Ourfriend,Nick,whoseEnglishgetsbetterandbetter,declaredsolemnlytheotherdaythathethoughtthattheBritishclimatewaswonderful,buttheBritishweatherwasterrible.Hewentontoexplain

4、bypointingoutthattheBritishclimatewasatemperateone.Thismeant,hesaid,"thatyoucouldalwaysbecertainthattheweatherwouldneverbeextremeatanyratenotforanylengthoftimeneververyhotandneververycold."HequiterightlypointedoutthattherainfallinBritain,accordingtothestatistics,wasnotveryheavy."Whyth

5、en,"heasked,"hastheBritishclimatesuchabadreputation?"Heansweredbysayingitwasbecauseoftheextraordinary,unreliableweather.Therewasnopartoftheyearatwhichyoucouldbecertainthattheweatherwouldbedryorwet,clearordull,hotorcold.AbaddayinJulycouldbeascoldasamilddayinJanuary.Indeedyoucouldfeelco

6、ldatalmostanytimeoftheyear.NickblameddraftyBritishhousesforthis,butagreedyoucouldalsoblamethesmallamountofsunshineandagreatamountofdampness.HeadvisedeverystudentcomingtoBritaintobringanumbrellaandtounderstandthemeaningofthatsplendidword"drizzle".Task3【答案】I.thecountry;Trees,grass,lakesandst

7、eamsII.A.1.concrete,iron,steel2.takeintheheatduringthedayandthrowoffheatintotheairatnightB. Warmerwinters,carengines;electricalapplianceIII.A. airpollutionmaystopsunlightfromreachingtheearthB.1.IceneartheNorthandSouthpolestomelt2.tobeslowlyfloodedandpeoplelivinginthesecitiestomovetohigherland【原文】Cit

8、ieschangetheclimatearoundyou.Inthecountry,therearetrees,grass,lakes,andstreams.Inhotweather,thetreesandgrasscooltheareaaroundthem.Lakesandriversalsocooltheareaaroundthem.Butcitiesarenotcooledinthesenaturalways.Citiesarebuiltofasphalt,concrete,iron,andsteel.Therearefewtreesandusuallynotmuchgrass.Rain

9、fallsontothestreetsandintothesewers.Whenthesummersunshines,streetsandbuildingstakeintheheat;afterthesunsets,thestreetsandbuildingsthrowoffheatintothestreet.Oncethesunsets,thecountrysidecoolsoff,butacitymaystayhotallnight.Citiesarehotterthanthecountrysideinwinter,too.Standingnearacarwithitsmotorrunni

10、ng,winterorsummer,youwillfeeltheheatthrownoffbytheengine.Theheatcomesfromthegasolineburnedbytheengine.Thisheatwarmstheairandthegroundaroundthecar.Thousandsofrunningcarsarealmostlikethousandsofsmallfiresburning.Carefullyputyourhandnearalightbulbortelevisionset.Asyoucansee,electricitycreatesalotofheat

11、.Thisheatfromelectricitywarmsthehouseandtheoutsideair.Theheatgivenoffbycitiescanaffecttheclimate.Someexpertsevenbelievethatcitiescanchangetheclimateofthewholeworld.Theythinkthatairpollutionmaystopsunlightfromreachingtheearth.Iflesssunshinereachestheearth,theearthmaybecomecooler.Stillotherexpertsthin

12、ktheworldwillgetwarmer.Iftheworlddidgetwarmer,greatchangeswouldoccur.IceneartheNorthandSouthpoleswouldmelt.Thiswouldmaketheoceansrise.CitiesnearoceanslikeLosAngeles,Boston,andMiamiwouldslowlybeflooded.Peoplelivinginthesecitieswouldhavetomovetohigherland.Task4【答案】A.1)b2)cB.night,delight;morning,warni

13、ng;gray,way,red,headC.1)F2)T3)F【原文】Aredskyateitherduskordawnisoneofthespectacularandbeautifulweatherpredictorswehaveinnature.Bycloselyobservingthisphenomenon,youcanachieveshort-rangeaccuracyoftheweatherasgoodas,orbetterthanyourlocalweatherman.IntheBible,JesusinMatthew16,2-3isquotedassaying,“Whenitis

14、evening,itwillbefairweather:fortheskyisred.Andinthemorningitwillbefoulweathertoday:fortheskyisred”whenspeakingtothePharisees.AnoldEnglishweatherproverbbasedonthispassageis:Redskyatnight,sailorsdelight.Redskyatmorning,sailorstakewarning.OrEveningredandmorninggray,Sendsthetraveleronhisway.Eveninggray,

15、morningred,Bringstheraindownonhishead.Atdusk,aredskyindicatesthatdryweatherisontheway.Thisisduetothesunshiningthroughdustparticlesbeingpushedaheadofahighpressuresystembringingindryair.Aredskyinthemorningisduetothesunagainshiningthroughdust.Inthiscasehowever,thedustisbeingpushedonbyanapproachinglowre

16、assuresystembringinginmoisture.Don'tconfusearedskyinthemorningwitharedsuninthemorning.Ifthesunitselfisredandtheskyisanormalcolor,thedaywillbefair.Task5【答案】1)c2)b3)d4)c5)c【原文】Mark:Iamanavidflyfishermanandfrequentlyfindmyselfontheriverinaraftduringlightningstorms.Wealwayshaveadebateatthesetimesonw

17、herewearesafestpullingintoshoreorstayingonthewater.SinceIhaveheardoneissafeinacarwhenlightningstrikesIwonderiftheraftfloatingonthewaterisinsulated,andthereforethesafestplacetobe.MeteorologistA:Wespokewithsomescientistsaboutyourquestion,andtheyallagreedthatundernocircumstancesshouldyouremainonthewate

18、rduringalightningstorm.Ifyourraftismadeofrubber,youmightfeelthatyou're.wellinsulated,butdon'tkidyourself.Typicallightningflashestravel10to15kilometersandcandeliverasmuchas100,000ampsofcurrent.Incomparison,atoasterusesabout10ampsofcurrent.Iflightningstrikesthewaternearyou,itwillhavenotroublet

19、ravelingthroughafewextracentimetersofrubber.MeteorologistB:So,ifyou'reonthewaterandathunderstormapproaches,gettotheshoreandseekshelteronland.Tryabuildingorcar.Ifneitherisavailable,lookforacave,cliff,wall,oragroupoftrees.Nevertakeshelterunderanisolatedtree-it'salsoagoodtargetforlightning.Task

20、6【答案】A.1)F2)T3)F4)T5)F6)TB.Incredible,oneminute,onekilometer,destroyed,liftedup,carriedaway,killed,injured【原文】Everyspringandsummermanyinlandareasarehitbytornados.Atornadoisakindofstorm.It'sarevolving,funnel-shapedcolumnofairthatmovesthroughtheskyatveryhighspeeds.Atornadolookslikeahuge,blackicecr

21、eamconewhirlingthroughthesky.Thespeedofatornadoisveryfast-itisbelievedtobebetween200and700kilometersperhour.Tornadosformunderveryspecialweatherconditions,andthesespecialweatherconditionsoccurmostoftenininlandareas,suchasthecentralUnitedStates.Atornadoformswhenalayerofwarm,dryairisontopofalayerofcool

22、er,moistair.Thiscombinationofdry,warmairabovewet,coolaircreatesaconditionthatcausesthelowerlayerofairtoliftup.Asthelowerairrises,bothlayersofairbegintorotate,toturnaroundandaround.Theairbeginstorotatefasterandfasterbecauseofcentrifugalforce.Thetornadohasacentercalledan“eye”andtheairrotatesquicklyaro

23、undthiseye.Astheairbeginstorotatefasterandfaster,thetornadocloudbeginstogrowdownward;thatis,itbeginstoformafunnelorcone,andthisconegoesdowntowardtheground.Theconeofairisdarkbecauseitdevelopsfromadarkraincloud.Asthecloudgetslonger,asthecloudgetsclosertotheground,itbeginstopullupdirtfromtheground.Then

24、thefunnelofrotatingairbecomesverydarkbecauseofthedirtinit.Asthetornadofunnelgetslonger,itbeginstodragalongtheground.Whenthetornadotouchestheground,itdoesincredibledamage.Itusuallytouchesthegroundforonlyaboutoneminute,anditusuallytravelsalongthegroundforonlyaboutonekilometer,butduringthatoneminute,bu

25、ildingsaredestroyed,treesareliftedupoutoftheground,smallobjectsarecarriedaway,andsometimespeopleareinjuredorkilled.Task7【答案】A.1)b2)a3)bB.1)Ithasbeenniceweatherduringtheday,butitisgoingtochangeatnight.2)FineweatherinsouthernEuropeandnotsoniceinnorthernEuropeFortodaySoutheastEngland-26degreesCelsiusby

26、mid-afternoonSouthernScotland-Maximumtemperaturesofaround21degreesBrighton-15hoursoflovelysunshineMidlands-23degreesCelsiusbyearlyafternoonNorthwestofScotland-LightshowersaroundmiddayFortheweekendSpain-34degreesCelsiusGreece-32degreesCelsiusFrance-Cloudywithrain,maximumtemperaturesof22degreesNorther

27、nIreland-Heavyrain,17degreesCelsiusMostofEngland-Cloudybutmainlydrywithsunnyperiods,23degreesCelsius【原文】RadioAnnouncer:You'relisteningtoRadioMetro.It'stwominutestonine,andtimeforthelatestweatherforcastfromDanFrancisattheLondonWeatherCentre.Francis:Hello.It'sbeenanotherwarmandfinedayformo

28、stofus.TemperaturesinsoutheastEnglandreached26degreesCelsiusbymid-afternoon,andBrightonhad15hoursoflovelysunshine.Furthernorthitwasalittlecoolerwithmaximumtemperaturesofaround21degreesinsouthernScotland,andinthefarnorthwestofScotlandthereweresomelightshowersaroundmidday.Buttherestofthecountry,asIsai

29、d,hasbeenwarmanddrywithtemperaturesintheMidlandsreaching23degreesCelsiusbyearlyafternoonthoughitwasalittlecooleralongthewestcoastandinNorthernIreland.Butalreadytheweatherisbeginningtochange,I'mafraid,andduringthenightshowerswillslowlymoveinfromtheAtlantictoreachsouth-westEnglandandthesoutherncoa

30、stofWalesbyearlymorning.Therestofthecountrywillhaveaverymild,drynightwithminimumtemperaturesnolowerthan15degreesinthesouth,alittlecooler11degreesorsointhenorth.AnyremainingshowersinnorthwestScotlandwillpassquicklytoleaveamild,drynighttheretoo.AndnowtheoutlookforFridayandtheweekend.Well,southernEurop

31、ewill,onceagain,getthebestoftheweekendweather,andifyourholidaystartsthisweekend,thensouthernSpainistheplacetogo,withtemperaturesof34degreesalongtheMediterraneancoast.AttheeasternendoftheMed,too,youcanexpectuninterruptedsunshineandtemperaturesofupto32degreesCelsiusinGreeceandsoutheastItaly,butfurther

32、norththeweather'snotsosettled.MuchofFrance,BelgiumandtheNetherlandswillbecloudywithoccasionalrain,andmaximumtemperatureswillbearound22degreesverydisappointingforthistimeoftheyear.ScotlandandNorthernIrelandwillhaveheavyrainformuchoftheweekendandtemperatureswilldroptoacool17degrees.AcrossmostofEng

33、landtheweatherwillbecloudybutmainlydrywithsunnyperiods.Andwhenthesundoescomeout,temperaturescouldrisetoamaximumof23degrees.Task8答案】NaturalPhenomenaAirPressure(RiseorFall)CausesFarawayobjectsarefocused.FallThedustparticlesbegintosettletothegroundinthinnerairandtheairclears.Birds'callsbecomeSharpe

34、r.FallInsteadoftravelingupwardandoutwardintotheatmospheretheyarebentbacktotheearthandtheirrangeextended.Swampdoesn'tsmellverystrong.RiseThemethaneistrappedinthebottomoftheswampbecauseofthethickair.Birdflyhigh.RiseBirdsprefertoflywheretheairisthedensestandtheycangetgreaterliftwiththeirwingsSmoker

35、isehighintheairRiseSmokeriseswiththickerair.Elderlypeople'sjointsache.FallThegasinourbodiesexpandsinlowerairpressure.原文】Astheairpressurearoundyoueitherrisesorfalls,manychangesinnatureoccur.Mostoftheseareveryobviouschangeswhileothersareofamoresubtlenature.Mountainsandotherfarawayobjectswillappear

36、tobemuchcloserandmoresharplyfocusedaswetweatherapproachesandtheairpressuredrops.Thedustparticlesintheairbegintosettletothegroundandtheairclears,allowingyoutoseemoredetailsoffarawayobjects.Asahighpressurefrontapproachesandtheairbecomes“thicker,”moredustparticlesbecomesuspendedinairandthingstakeonthei

37、rnormalsomewhathazyappearance.“Sharphornsonthemoonthreatenbadweather.”Thisandabright,clearmoonaregoodindicatorsthatwetweatherisontheway.Astheairclearsofdustparticlesaheadofalowpressuresystem,themoonappearstocomecloserandbemoresharplyfocusedduetothelackofdust.Soundalsobecomessharperandmorefocusedprio

38、rtostormyweather.Insteadoftravelingupwardandoutwardintotheatmospheresoundwavesarebentbacktotheearthandtheirrangeextended.Birdcallssoundsharper,and,atmyhouse,wecanheartheblowingofthetrainhornasitrumblesthroughthevalleybelow.Ifyoufindyourselfoutinamarshorswampandtheairreallyseemstostinkmorethannormal,

39、expectrainyweather.Thishappenswhenthepressuredropsandthemethanetrappedonthebottomoftheswampisreleasedingreaterquantities.Inreverse,asfairweatherapproachesandthepressurerises,thingswon'tsmellquitesostrong.Birdsandbatshaveatendencytoflymuchlowertothegroundrightbeforearainduetothe“thinning”oftheair

40、.Theyprefertoflywheretheairisthemostdenseandtheycangetgreaterliftwiththeirwings.Withhighpressureanddryair,theatmospherebecomesdenserandtheycaneasilyflyathigheraltitudes.Smokerisingstraightintotheairmeansfairweatherandsmokehanginglowmeansrainisontheway.Thisisprettymuchthesameaswiththebirdsandmethanei

41、ntheswamp.Whenhighpressureapproaches,smokewillrisewhereaswithlowpressureitcan'triseandtendstolaylow.Rememberagrandparenttalkingabouthowtheircorns,bunions,orjointsachedrightbeforearain?Again,thisisduetothedecreasingatmosphericpressureallowingthegasinourbodiestoexpand.Task9【答案】A.Statements3,6,7are

42、true.B.fcadbeC.1)F2)T3)F4)FD.1)d2)b【原文】Itwas1974.RichardNixonwasstillpresident.KidnappedheiressPattyHearstwasstillmissing.InXenia,aprettyspotof25,000peopleamidfieldsofsoybeansandcorn,AmericanGraffitiwasheldoverattheCinema.TheXeniaHotelofferedachickenanddumplingdinnerfor$2.25,buteveryoneflockedtotheA

43、&Wdrive-inforburgersandrootbeerfloats.That'swherefiveofthebodieswerefoundafterthestorm.Inall,33peoplediedinXenia'stornado,thedeadliestof148stormsthatragedthrough13statesduringtheinfamous"SuperOutbreak''oftornadoesApril3to4,1974.In16hoursand10minutes,330peoplewerekilledandnea

44、rly5,550wereinjuredfromIllinoistoGeorgia.ThoughtheXeniadeathtollhasbeenmatchedbyotherkillerstorms,thedegreeofdevastationmakesthecity'stornadoamongU.S.history'smostdestructive.Thestormstillisstudiedincollegesbyaspiringmeteorologists,atextbookcaseofarareCategoryF-5,themostintenseoftornadoes.On

45、thatfatefulday,Iwasayoungboyof8yearsold.WelivedintheArrowheadSubdivision.ThatafternoonIwasaroundthecornerplayingwithsomeneighborkids.IthoughtIcouldhearmyfathercallingme,soIranbacktothehouse.Thinkingbacknow,thereisnowayIwouldhavebeenabletohearhim.Iwastoofarawayforavoicetohavetraveledintheafternoonnoi

46、se.Besides,Dadhadaverybadcaseoftonsillitisthatday.LikeIwassaying,Iwentbackhomeandgotthroughthedoorjustintimetoanswertheringingphone.OntheotherendofthephonewasmyMother.Momwasworking.Shetoldmesheheardabadstormwasontheway.Shetoldmetomakesurethegaragedoorwasshutandtostayinside.AfterIhungupthephone,Isett

47、leddowntowatchTheDennisSho.wTothisdayIcanvividlyremembertheelectricitygoingout.Ilookedoutthelargewindowinthelivingroomanddidn'thaveaclueastowhatIwaslookingat.Dadwasasleeponthecouch,soIwokehimuptolook.Dadlookedandsaidtogetintothebathroom.Wesatonthefloor.Dadhadhisbacktothedoorandhisfeetpushingagainstthewalloppositethedoor.Irememberthatassoonaswesatdown,thewindowsbroke.Glassblewunderthedoor,andthesoundwastremendous.Iknowitreallydidn'ttaketoolongforthetornadot