新视野大学英语视听说教程第二版第三册答案绝对最新版答案.docx
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新视野大学英语视听说教程第二版第三册答案绝对最新版答案.docx
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新视野大学英语视听说教程第二版第三册答案绝对最新版答案
Uint2
Ourglobeisindanger!
I.Leadin
Task1:
sandstorm;airpollution;deforestation
waterpollution;meltingpolaricecap;lightpollution
drought;desertification;littering
II.BasicListeningPractice
Keys:
1.B2.D3.A4.A5.C
III.ListeningIn
Task1:
Weshouldhaveproperrespectfornature!
Script:
Martha:
Doyouthinkmostpeopleinyourculturerespectnature?
Ed:
Ithinkso.Um...morenowthanbefore.
Martha:
Whatdoyouthinkisthemostseriousenvironmentalproblemintheworldtoday?
Ed:
Today...Ithinkdamagetotheozonelayerisabigproblem,andanotherproblemispollutioninbigcitiesandthingslikethat.
Martha:
Howdoyoulearnaboutenvironmentalproblems?
Ed:
Um...throughschool.Alotofclubspromoteenvironmentalsafety,andsomeTVprograms,too.Theytalkaboutenvironmentalsafetyandstufflikethat.
Martha:
Doyouthinkstudentsshouldlearnmoreabouttheenvironmentatschool?
Ed:
Ithinkso.So,astheygrowolder,theycanbemoreawareofalltheproblemsthataregoingon,andalsotopreventmoreproblemsfromoccurring.
Martha:
Ifyoucouldcreateanewlawtohelptheenvironment,whatwoulditbe?
Ed:
Anewlawfortheenvironment?
Um...I'dprobablysaythatwhenpeoplethrowawaytheircigarettebutts,theyhavetothrowthemintothegarbagebin,notjustthrowthemeverywherebecauseit'sjustlitteringandIhatethat.Sotheyshouldbefinediftheythrowthemonthefloororontheground.
Martha:
That'sagoodidea.Whatdoyoupersonallydotohelpprotecttheenvironment?
Ed:
I'msoagainstlittering.Ineverlitter.IfIseesomebodylitter,Igetreallyangry.SoIalwaysthrowmytrashintothegarbagebin.
Keys:
(1)nature
(2)environmentalproblem
(3)pollution
(4)promote
(5)awareof
(6)fromoccurring
(7)law
(8)throwaway
(9)fined
(10)trash
Task2:
Riverpollution
Script:
Ifyouseedeadfishfloatingontheriverornoticethatthewaterisdiscoloredandsmelly,
youknowtheriverhasbeenpolluted,andtherearefourmainpossiblecausesforit.
First,fertilizer.Iflargeamountsoffertilizerorfarmwastedrainintoariver,theconcentrationsofnitrateandphosphateinthewaterincreaseconsiderably.Algaeusethesesubstancestogrowrapidly,turningthewatergreen.
Thismassivegrowthofalgaeleadstopollution.Whenthealgaedie,theyarebrokendownbytheactionofthebacteria,whichquicklymultiply,usingupalltheoxygeninthewaterandthereforecausingthedeathoffish.
Second,industrialwaste.Factoriessometimesdischargechemicalwasteintorivers.Examplesofsuchpollutantsincludecyanide,lead,copper,andmercury.Thesesubstancesmayenterthewaterinsuchhighconcentrationsthatfishandotheranimalsarekilledimmediately.Sometimesthepollutantsenterthefoodchainandaccumulateuntiltheyreachtoxiclevels,eventuallykillingfishandotheranimals.
Third,oilpollution.Ifoilentersaslow-movingriver,itformsarainbow-coloredfilmovertheentiresurface,preventingoxygenfromenteringthewater.
Fourth,warmwater.Industryoftenuseswaterforcoolingprocesses,sometimesdischarginglargequantitiesofwarmwaterbackintorivers.Ahighertemperatureofthewaterlowersthelevelofdissolvedoxygenandupsetsthebalanceoflifeinthewater.
Keys:
1.D2.A3.B4.C5.D
Task3:
Curbingcarbonemissions
Script:
Althoughitisnotaneasytask,ChinaisstrivingtofulfillthepromisetocutitscarbondioxideemissionsperunitofGDPby40to45percentinthenext10years.
ZhangGuobao,DirectoroftheNationalEnergyAdministration,said,"Thegovernmentputsgreatemphasisonseekingharmoniousdevelopmentbetweencitiesandtheenvironment,andisreadjustingtheenergystructurebygivingprioritytothedevelopmentofcleanandlow-carbonenergies,includinghydroelectric,nuclear,wind,andsolarpower."
Governmentauthoritieshaveclosedsmall,coal-firedplantswithatotalcapacityof60.06millionkilowattsinthepastfouryears.Thisyear'stargetofclosing10millionkilowattsofcapacitywillbeachievedbyAugust.
"Wehavepromisedtotheinternationalcommunitythat15percentofourpowerwillbegeneratedfromnonfossilsourcesby2020,"DirectorZhangsaid.Atpresent,non-fossilenergyaccountsforonly7.8percent.
Chinaismakingeffortstoincreasetheproportionofcleanenergyinitstotalenergyconsumption.StatisticsshowthatChinainvestedUS$34.6billionincleanenergylastyear,exceedingtheUnitedStateswhichinvestedUS$18.6billion.Thus,Chinahasbecometheworldleaderingeneratingcleanenergy.Fiveyearsearlier,China'sinvestmentincleanenergywasonlyUS$2.5billion.
However,China'scarbonemissionreductiontargetcannotbeachievedeasily.Theshifttoalow-carboneconomymightbemetatacosttosociety.Forinstance,morethan400,000peoplewerelaidoffasaresultoftheshutdownofsmallcoal-firedpowerplantsinthepastfouryears.ManystudiesindicatethattheefforttocurbgreenhousegasemissionsmaydelayChina'sdevelopment,affectpeople'sincome,andleadtounemployment.
Keys:
1.D2.D3.A4.B5.C
IV.SpeakingOut
MODEL1
MODEL2
MODEL3
V.Let?
ˉsTalk
Task1:
Disappointmentoverclimatenegotiations
Keys:
1)doesn'treallyactuallycommitanyonetodoinganything,
2)theatmospheresimplecan'ttakethekindofemissionswe'vebeenseeinginthebusiness-as-usualscenarioandthere'snorealcommitmenttochangethat.
3)There'snorealcommitmenttoputseriousmoneyonthetable
4)It'snotbackedbyaction,
5)Itdoesnotconstitutea...adeal.
6)It'sahollowshell
7)itlacksanythingonemissionscuts
8)There'snoguaranteethattherewillbenewmoney,thatthemoneywillbereal,thatthere'sactuallyacommitmenttogetthere,orthatitwillbechanneledinnewways,
Task2:
What'syouranswer?
Twospeakersholdanegativeattitudetowardtheworldclimateconference.
Task3:
Let'sgroupwork!
Developedcountriesshouldbearmoreresponsibilities.
First,theycausedmostoftheworldpollutionintheirindustrializationprocess.
Second,theyarealreadyeconomicallyadvanced,withmorefundstodealwithpollutionproblems.
Ontheotherhand,developingcountriescausedlesspollutioninthepast,andnowtheyneedrapiddevelopment.
Therefore,aninternationalagreementtheKyotoProtocolin1997stipulatedcommonbutdifferentiatedresponsibilitiesfordevelopedanddevelopingnations,whichmeansthatbothshouldberesponsibleforenvironmentalprotectionandcutcarbondioxideemissions,buttheformermusttakemoreresponsibility.
Recently,however,somewealthycountrieshaveinsistedthatdevelopingcountrieslikeChinashouldshouldermoreresponsibilities.
VI.FurtherListeningandSpeaking
ListeningTask:
Task1:
Theenvironmentandthedevelopment
Script:
Li:
Hi,ProfessorWang.
I'mLiLin,acorrespondentfortheuniversitynewspaper.
Thestaffandstudentsherearegettingmoreandmoreinterestedintherelationshipbetweentheenvironmentandeconomicdevelopment.
Whatdoyouthinkisthemostseriousenvironmentalproblematpresent?
Whatmeasuresshouldweadopttoimprovetheenvironmentanddeveloptheeconomyatthesametime?
Wang:
Therearemanyenvironmentalproblems:
airpollution,waterpollution,desertification,overfishing,destructionofnaturalhabitats,acidrain,overconsumptionofwildanimalsandplants,etc.Butlyingatthecenterofallthoseproblems,asIseeit,isthecontradictionbetweeneconomicgrowthandtheenvironment.
SincetheUnitedNationsEarthSummitin1992,growingnumberofpeopleandgovernmentshaveadoptedthenewideaof"sustainabledevelopment".Thismeanstoday'seconomicgrowthshouldnotwipeouttheresourcesandoptionsforfuturegenerations.Planninganddevelopmentshouldensurenotonlyeconomicgrowth,butalsosocialadvancementandenvironmentalhealth.Inotherwords,someeconomicbehaviormustberestrictedorcontrolled.Instillingprinciplesofsustainabledevelopmentintogovernmentplanning,resourcemanagementandeconomicpolicyisthemostimportantstepChinacantaketosolveitsenvironmentalproblems.
Chinahasalreadytakensomeremarkablestepstoreducedamagetotheenvironment.Forinstance,followingthehugefloodsof1998,thegovernmentbannedloggingintheupperreachesoftheYangtzeRiverinordertoprotectforestsandreducetheriskoffloods.
Still,thebasiccontradictionbetweentheenvironmentanddevelopmentpersists.Muchworkistobedonebeforewecanachievetheaimofabalancebetweeneconomicgrowthandtheenvironment.
Keys:
(1)waterpollution
(2)overconsumption
(3)economicgrowth
(4)resources
(5)socialadvancement
(6)restricted
(7)governmentplanning
(8)economicpolicy
(9)remarkablesteps
(10)balance
Task2:
ThickcloudofpollutioncoveringsouthernAsia
Script
AUnitedNationsstudysaysathickcloudofpollutioncoveringsouthernAsiathreatensthelivesofmillionsofpeople.Scientistssaythepollutioncouldincreaselungdiseaseandcauseearlydeath.Thecloudisalsodamagingagricultureandaffectingrainfalllevels.IthasaffectedmanycountriesinsouthernAsia.Thepollutioncloudisthreekilometershigh.Scientistssayitcanmovehalfwayaroundtheworldinaweek.
Thecloudistheresultofforestfires,theburningofagriculturalwaste,andhugeincreasesintheburningoffuelsbyvehicles,industries,andpowerstations.
Pollutionfrommillionsofbadcookingstoveshasmadetheproblemworse.
Manypoorpeopleburnfuelslikewoodandanimalwasteinsuchstoves.
Scientistssaythecloudofpollutionappearstocoolthelandandoceansbyblockingsunlight.
Theysayit
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