?現代大學英語聽力2?聽力原文及題目Unit2?現代大學英語聽力2?聽力原文及題目Unit2?現代大學英語聽力2?聽力原文及題目Unit2?現代大學英語聽力2?聽力原文及題目答案Unit2Unit2Task1【答案】b2)a3)d【原文】TexaswasthebiggeststatebeforeAlaskabecametheforty-ninthstatein1959.OnegoodwaytounderstandthesizeofTexasistolearnaboutitsweather.Differentpartsofthestatehaveverydifferentkindsofweather.LaredoisoneofthehottestcitiesintheUnitedStatesinsummer.ThebesttimetovisitLaredoisinwinter,whenitispleasantlywarm.Amarillogetsverycoldinwinter.SometimesthereismoresnowinAmarillothaninNewYork,whichisanortherncity.Summersarebetter,butsometimesitgetsquitehot.ThebesttimetovisitAmarilloisintheautumnwhenitiscool.IfanyoneasksyouabouttheweatherinTexas,askhim,“WhatpartofTexasdo？you〞meanTask2【答案】A.1)

T

2)F

3)FB.1)d

2)c

3)cC.climate,reputation,extraordinary,unreliable,dry,wet,clear,dull,hot,cold,bad,mild【原文】Ourfriend,Nick,whoseEnglishgetsbetterandbetter,declaredsolemnlytheotherdaythathethoughtthattheBritishclimatewaswonderful,buttheBritishweatherwasterrible.HewentontoexplainbypointingoutthattheBritishclimatewasatemperateone.Thismeant,hesaid,"thatyoucouldalwaysbecertainthattheweatherwouldneverbeextreme—atanyratenotforanylengthoftime—neververyhotandneververycold."HequiterightlypointedoutthattherainfallinBritain,accordingtothestatistics,wasnotveryheavy."Whythen,"heasked,"hastheBritishclimatesuchabadreputation?"Heansweredbysayingitwasbecauseoftheextraordinary,unreliableweather.Therewasnopartoftheyearatwhichyoucouldbecertainthattheweatherwouldbedryorwet,clearordull,hotorcold.AbaddayinJulycouldbeascoldasamilddayinJanuary.Indeedyoucouldfeelcoldatalmostanytimeoftheyear.NickblameddraftyBritishhousesforthis,butagreedyoucouldalsoblamethesmallamountofsunshineandagreatamountofdampness.HeadvisedeverystudentcomingtoBritaintobringanumbrellaandtounderstandthemeaningofthatsplendidword"drizzle".Task3【答案】I.thecountry;Trees,grass,lakesandsteamsII.A.concrete,iron,steeltakeintheheatduringthedayandthrowoffheatintotheairatnightB.Warmerwinters,carengines;electricalappliance.IceneartheNorthandSouthpolestomelttobeslowlyfloodedandpeoplelivinginthesecitiestomovetohigherland【原文】Citieschangetheclimatearoundyou.Inthecountry,therearetrees,grass,lakes,andstreams.Inhotweather,thetreesandgrasscooltheareaaroundthem.Lakesandriversalsocooltheareaaroundthem.Butcitiesarenotcooledinthesenaturalways.Citiesarebuiltofasphalt,concrete,iron,andsteel.Therearefewtreesandusuallynotmuchgrass.Rainfallsontothestreetsandintothesewers.Whenthesummersunshines,streetsandbuildingstakeintheheat;afterthesunsets,thestreetsandbuildingsthrowoffheatintothestreet.Oncethesunsets,thecountrysidecoolsoff,butacitymaystayhotallnight.Citiesarehotterthanthecountrysideinwinter,too.Standingnearacarwithitsmotorrunning,winterorsummer,youwillfeeltheheatthrownoffbytheengine.Theheatcomesfromthegasolineburnedbytheengine.Thisheatwarmstheairandthegroundaroundthecar.Thousandsofrunningcarsarealmostlikethousandsofsmallfiresburning.Carefullyputyourhandnearalightbulbortelevisionset.Asyoucansee,electricitycreatesalotofheat.Thisheatfromelectricitywarmsthehouseandtheoutsideair.Theheatgivenoffbycitiescanaffecttheclimate.Someexpertsevenbelievethatcitiescanchangetheclimateofthewholeworld.Theythinkthatairpollutionmaystopsunlightfromreachingtheearth.Iflesssunshinereachestheearth,theearthmaybecomecooler.Stillotherexpertsthinktheworldwillgetwarmer.Iftheworlddidgetwarmer,greatchangeswouldoccur.IceneartheNorthandSouthpoleswouldmelt.Thiswouldmaketheoceansrise.Citiesnearoceans—likeLosAngeles,Boston,andMiami—wouldslowlybeflooded.Peoplelivinginthesecitieswouldhavetomovetohigherland.Task4【答案】A.b2)cB.night,delight;morning,warning;gray,way,red,headC.1)F2)T3)F【原文】Aredskyateitherduskordawnisoneofthespectacularandbeautifulweatherpredictorswehaveinnature.Bycloselyobservingthisphenomenon,youcanachieveshort-rangeaccuracyoftheweatherasgoodas,orbetterthanyourlocalweatherman.IntheBible,JesusinMatthew16,2-3isquotedassaying,“Whenitisevening,itwillbefairweather:forthesky.isAndredinthemorningitwillbefoulweathertoday:fortheskyisred〞whenspeakingtothePharisees.AnoldEnglishweatherproverbbasedonthispassageis:Redskyatnight,sailorsdelight.Redskyatmorning,sailorstakewarning.OrEveningredandmorninggray,Sendsthetraveleronhisway.Eveninggray,morningred,Bringstheraindownonhishead.Atdusk,aredskyindicatesthatdryweatherisontheway.Thisisduetothesunshiningthroughdustparticlesbeingpushedaheadofahighpressuresystembringingindryair.Aredskyinthemorningisduetothesunagainshiningthroughdust.Inthiscasehowever,thedustisbeingpushedonbyanapproachinglowreassuresystembringinginmoisture.Don'tconfusearedskyinthemorningwitharedsuninthemorning.Ifthesunitselfisredandtheskyisanormalcolor,thedaywillbefair.Task5【答案】1)c2)b3)d4)c5)c【原文】Mark:Iamanavidflyfishermanandfrequentlyfindmyselfontheriverinaraftduringlightningstorms.Wealwayshaveadebateatthesetimesonwherewearesafest—pullingintoshoreorstayingonthewater.SinceIhaveheardoneissafeinacarwhenlightningstrikesIwonderiftheraftfloatingonthewaterisinsulated,andthereforethesafestplacetobe.MeteorologistA:Wespokewithsomescientistsaboutyourquestion,andtheyallagreedthatundernocircumstancesshouldyouremainonthewaterduringalightningstorm.Ifyourraftismadeofrubber,youmightfeelthatyou're.wellinsulated,butdon'tkidyourself.Typicallightningflashestravel10to15kilometersandcandeliverasmuchas100,000ampsofcurrent.Incomparison,atoasterusesabout10ampsofcurrent.Iflightningstrikesthewaternearyou,itwillhavenotroubletravelingthroughafewextracentimetersofrubber.MeteorologistB:So,ifyou'reonthewaterandathunderstormapproaches,gettotheshoreandseekshelteronland.Tryabuildingorcar.Ifneitherisavailable,lookforacave,cliff,wall,oragroupoftrees.Nevertakeshelterunderanisolatedtree-it'salsoagoodtargetforlightning.Task6【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,blackicecreamconewhirlingthroughthesky.Thespeedofatornadoisveryfast-itisbelievedtobebetween200and700kilometersperhour.Tornadosformunderveryspecialweatherconditions,andthesespecialweatherconditionsoccurmostoftenininlandareas,suchasthecentralUnitedStates.Atornadoformswhenalayerofwarm,dryairisontopofalayerofcooler,moistair.Thiscombinationofdry,warmairabovewet,coolaircreatesaconditionthatcausesthelowerlayerofairtoliftup.Asthelowerairrises,bothlayersofairbegintorotate,toturnaroundandaround.Theairbeginstorotatefasterandfasterbecauseofcentrifugalforce.Thetornadohasacentercalledan“eye〞andtheairroquicklyaroundthiseye.Astheairbeginstorotatefasterandfaster,thetornadocloudbeginstogrowdownward;thatis,itbeginstoformafunnelorcone,andthisconegoesdowntowardtheground.Theconeofairisdarkbecauseitdevelopsfromadarkraincloud.Asthecloudgetslonger,asthecloudgetsclosertotheground,itbeginstopullupdirtfromtheground.Thenthefunnelofrotatingairbecomesverydarkbecauseofthedirtinit.Asthetornadofunnelgetslonger,itbeginstodragalongtheground.Whenthetornadotouchestheground,itdoesincredibledamage.Itusuallytouchesthegroundforonlyaboutoneminute,anditusuallytravelsalongthegroundforonlyaboutonekilometer,butduringthatoneminute,buildingsaredestroyed,treesareliftedupoutoftheground,smallobjectsarecarriedaway,andsometimespeopleareinjuredorkilled.Task7【答案】A.b2)a3)bB.Ithasbeenniceweatherduringtheday,butitisgoingtochangeatnight.FineweatherinsouthernEuropeandnotsoniceinnorthernEuropeFortodaySoutheastEngland---26degreesCelsiusbymid-afternoonSouthernScotland---Maximumtemperaturesofaround21degreesBrighton---15hoursoflovelysunshineMidlands---23degreesCelsiusbyearlyafternoonNorthwestofScotland---LightshowersaroundmiddayFortheweekendSpain---34degreesCelsiusGreece---32degreesCelsiusFrance---Cloudywithrain,maximumtemperaturesof22degreesNorthernIreland---Heavyrain,17degreesCelsiusMostofEngland---Cloudybutmainlydrywithsunnyperiods,23degreesCelsius【原文】RadioAnnouncer:You’relisteningtoRadioMetro.It’stwominutestonine,andtimeforthelatestweatherforcastfromDanFrancisattheLondonWeatherCentre.Francis:Hello.It'sbeenanotherwarmandfinedayformostofus.TemperaturesinsoutheastEnglandreached26degreesCelsiusbymid-afternoon,andBrightonhad15hoursoflovelysunshine.Furthernorthitwasalittlecoolerwithmaximumtemperaturesofaround21degreesinsouthernScotland,andinthefarnorthwestofScotlandthereweresomelightshowersaroundmidday.Buttherestofthecountry,asIsaid,hasbeenwarmanddrywithtemperaturesintheMidlandsreaching23degreesCelsiusbyearlyafternoonthoughitwasalittlecooleralongthewestcoastandinNorthernIreland.Butalreadytheweatherisbeginningtochange,I'mafraid,andduringthenightshowerswillslowlymoveinfromtheAtlantictoreachsouth-westEnglandandthesoutherncoastofWalesbyearlymorning.Therestofthecountrywillhaveaverymild,drynightwithminimumtemperaturesnolowerthan15degreesinthesouth,alittlecooler—11degreesorso—inthenorth.AnyremainingshowersinnorthwestScotlandwillpassquicklytoleaveamild,drynighttheretoo.AndnowtheoutlookforFridayandtheweekend.Well,southernEuropewill,onceagain,getthebestoftheweekendweather,andifyourholidaystartsthisweekend,thensouthernSpainistheplacetogo,withtemperaturesof34degreesalongtheMediterraneancoast.AttheeasternendoftheMed,too,youcanexpectuninterruptedsunshineandtemperaturesofupto32degreesCelsiusinGreeceandsoutheastItaly,butfurthernorththeweather'snotsosettled.MuchofFrance,BelgiumandtheNetherlandswillbecloudywithoccasionalrain,andmaximumtemperatureswillbearound22degrees—verydisappointingforthistimeoftheyear.ScotlandandNorthernIrelandwillhaveheavyrainformuchoftheweekendandtemperatureswilldroptoacool17degrees.AcrossmostofEnglandtheweatherwillbecloudybutmainlydrywithsunnyperiods.Andwhenthesundoescomeout,temperaturescouldrisetoamaximumof23degrees.Task8【答案】NaturalPhenomenaAirPressureCauses(RiseorFall)Farawayobjectsarefocused.FallThedustparticlesbegintosettletothegroundinthinnerairandtheairclears.Birds’callsbecomeSharper.FallInsteadoftravelingupwardandoutwardintotheatmospheretheyarebentbacktotheearthandtheirrangeextended.Swampdoesn’tsmellveryRiseThemethaneistrappedinthebottomofthestrong.swampbecauseofthethickair.Birdflyhigh.RiseBirdsprefertoflywheretheairisthedensestandtheycangetgreaterliftwiththeirwingsSmokerisehighintheairRiseSmokeriseswiththickerair.Elderlypeople’sjointsache.FallThegasinourbodiesexpandsinlowerairpressure.【原文】Astheairpressurearoundyoueitherrisesorfalls,manychangesinnatureoccur.Mostoftheseareveryobviouschangeswhileothersareofamoresubtlenature.Mountainsandotherfarawayobjectswillappeartobemuchcloserandmoresharplyfocusedaswetweatherapproachesandtheairpressuredrops.Thedustparticlesintheairbegintosettletothegroundandtheairclears,allowingyoutoseemoredetailsoffarawayobjects.Asahighpressurefrontapproachesandtheairbecomes“thicker,more〞dustparticlesbecomesuspendedinairandthingstakeontheirnormalsomewhathazyappearance.“Sharphornsonthemoonthreatenbadweather.This〞andabright,clearmoonaregoodindicatorsthatwetweatherisontheway.Astheairclearsofdustparticlesaheadofalowpressuresystem,themoonappearstocomecloserandbemoresharplyfocusedduetothelackofdust.Soundalsobecomessharperandmorefocusedpriortostormyweather.Insteadoftravelingupwardandoutwardintotheatmospheresoundwavesarebentbacktotheearthandtheirrangeextended.Birdcallssoundsharper,and,atmyhouse,wecanheartheblowingofthetrainhornasitrumblesthroughthevalleybelow.Ifyoufindyourselfoutinamarshorswampandtheairreallyseemstostinkmorethannormal,expectrainyweather.Thishappenswhenthepressuredropsandthemethanetrappedonthebottomoftheswampisreleasedingreaterquantities.Inreverse,asfairweatherapproachesandthepressurerises,thingswon'tsmellquitesostrong.Birdsandbatshaveatendencytoflymuchlowertothegroundrightbeforearainduetothe“thinning〞oftheair.Theyprefertoflywheretheairisthemostdenseandtheycangetgreaterliftwiththeirwings.Withhighpressureanddryair,theatmospherebecomesdenserandtheycaneasilyflyathigheraltitudes.Smokerisingstraightintotheairmeansfairweatherandsmokehanginglowmeansrainisontheway.Thisisprettymuchthesameaswiththebirdsandmethaneintheswamp.Whenhighpressureapproaches,smokewillrisewhereaswithlowpressureitcan'triseandtendstolaylow.Rememberagrandparenttalkingabouthowtheircorns,bunions,orjointsachedrightbeforearain?Again,thisisduetothedecreasingatmosphericpressureallowingthegasinourbodiestoexpand.Task9【答案】Statements3,6,7aretrue.B.f—c—a—d—b—eC.1)F2)T3)F4)FD.d2)b【原文】Itwas1974.RichardNixonwasstillpresident.KidnappedheiressPattyHearstwasstillmissing.InXenia,aprettyspotof25,000peopleamidfieldsofsoybeansandcorn,AmericanGraffitiwasheldoverattheCinema.TheXeniaHotelofferedachickenanddumplingdinnerfor$2.25,buteveryoneflockedtotheA&Wdrive-inforburgersandrootbeerfloats.That'swherefiveofthebodieswerefoundafterthestorm.Inall,33peoplediedinXenia'stornado,thedeadliestof148stormsthatragedthrough13statesduringtheinfamous"SuperOutbreak''oftornadoesApril3to4,1974.In16hoursand10minutes,330peoplewerekilledandnearly5,550wereinjuredfromIllinoistoGeorgia.ThoughtheXeniadeathtollhasbeenmatchedbyotherkillerstorms,thedegreeofdevastationmakesthecity'stornadoamongU.S.history'smostdestructive.Thestormstillisstudiedincollegesbyaspiringmeteorologists,atextbookcaseofarareCategoryF-5,themostintenseoftornadoes.Onthatfatefulday,Iwasayoungboyof8yearsold.WelivedintheArrowheadSubdivision.ThatafternoonIwasaroundthecornerplayingwithsomeneighborkids.IthoughtIcouldhearmyfathercallingme,soIranbacktothehouse.Thinkingbacknow,thereisnowayIwouldhavebeenabletohearhim.Iwastoofarawayforavoicetohavetraveledintheafternoonnoise.Besides,Dadhadaverybadcaseoftonsillitisthatday.LikeIwassaying,Iwentbackhomeandgotthroughthedoorjustintimetoanswertheringingphone.OntheotherendofthephonewasmyMother.Momwasworking.Shetoldmesheheardabadstormwasontheway.Shetoldmetomakesurethegaragedoorwasshutandtostayinside.AfterIhungupthephone,IsettleddowntowatchTheDennisShow.TothisdayIcanvividlyremembertheelectricitygoingout.Ilookedoutthelargewindowinthelivingroomanddidn'thaveaclueastowhatIwaslookingat.Dadwasasleeponthecouch,soIwokehimuptolook.Dadlookedandsaidtogetintothebathroom.Wesatonthefloor.Dadhadhisbacktothedoorandhisfeetpushingagainstthewalloppositethedoor.Irememberthatassoonaswesatdown,thewindowsbroke.Glassblewunderthedoor,andthesoundwastremendous.Iknowitreallydidn’ttaketoolongforthetorna