旅游商务英语第4单元课件

Unit4TourismTransportationAfterstudyingthisunit,youshouldbeableto:﹡knowsomethingaboutrailtravel;﹡talkabouthowtomaketravelpreparationsforsuperiors;﹡knowtherelationshipbetweentourismtransportandcarbondioxideemissions;﹡gettoknowhowairfaresandforeignexchangeratesaffectglobaltourism;﹡getfamiliarwithsometermsinthefieldoftourismtransportation.1Unit4 Tourism TransportationRailTravelWarm-upTasks2acceleratevt..

makesthhappenfasterthanexpected加速chartervt.hireorrentaplane,vehicleetc.foryourownuse包租，租赁spiken.alargestoutnail长钉illuminatevt.shinelightonsth照亮，照明drenchv.makesborsthcompletelywet使湿透sootn.blackpowderthatisproducedwhencoaletc.isburnt油烟WordsandExpressionsTermspackagetour包价旅游3Unit4 Tourism Transportation

Readthefollowingpassagecarefully.Fillintheblankswithphrasesandexpressionsprovidedbelow.Makechangeswherenecessary.ThefirstrailwaywasopenedinEnglandon25September1825.ItranbetweenStocktonandDarlington.Thesecondrailwaywasopenedfiveyearslaterin1830.Itwasthefirstmajorpassengerrailway.Therailwaywasapopular,fastandcheap1.Itacceleratedthedevelopmentoftourism.Thespeedof18milesperhourmadeitpossibleforpeopleto

2totheseaside.In1841ThomasCookcharteredatraintogofromLeicestertoLoughborough.Heledagroupof570.Thepricehechargedwasonshillingperperson.Thetripturnedouttobeagreatsuccess.Thisisprobablythefirst3.Theraildidofferspeedytravel,butitwasnotconsideredsafewhenitwasfirstintroduced.Brakeswereunreliableasweretherails.Spikesoftencameloosefromtherailsandcouldhurtboth4.Therewerethedivisionsoffirstclass,secondclassandthirdclass.First-classcarriageswereilluminatedbyoillampsandhad5.Second-classcoacheshadroofsbutnosides,whilstthirdclasswasjustopencars.Passengersintheopencarsweredrenchedintherainandcoveredbysmokeandsootfromtheengines.However,therailwaydidopenuptravelopportunitiesforthemasses,andrailtravel6.carriageandpassenger,comfortableaccommodation,growinpopularity,makedaytrip,meansoftransport,organizedpackagetour4Unit4 Tourism TransportationThefirstrailwaywasopenedinEnglandon25September1825.ItranbetweenStocktonandDarlington.Thesecondrailwaywasopenedfiveyearslaterin1830.Itwasthefirstmajorpassengerrailway.Therailwaywasapopular,fastandcheap1meansoftransport.Itacceleratedthedevelopmentoftourism.Thespeedof18milesperhourmadeitpossibleforpeopleto2makedaytripstotheseaside.In1841ThomasCookcharteredatraintogofromLeicestertoLoughborough.Heledagroupof570.Thepricehechargedwasonshillingperperson.Thetripturnedouttobeagreatsuccess.Thisisprobablythefirst3organizedpackagetour.Theraildidofferspeedytravel,butitwasnotconsideredsafewhenitwasfirstintroduced.Brakeswereunreliableasweretherails.Spikesoftencameloosefromtherailsandcouldhurtboth4carriagesandpassengers.Therewerethedivisionsoffirstclass,secondclassandthirdclass.First-classcarriageswereilluminatedbyoillampsandhad5comfortableaccommodations.Second-classcoacheshadroofsbutnosides,whilstthirdclasswasjustopencars.Passengersintheopencarsweredrenchedintherainandcoveredbysmokeandsootfromtheengines.However,therailwaydidopenuptravelopportunitiesforthemasses,andrailtravel6grewinpopularity.

Checkyouranswers.Andrepeatthepassagesentencebysentenceuntilyoulearnthedetailsbyheart.5Unit4 Tourism Transportation

Answerthefollowingquestionsaccordingtothepassage.

7.Whywastherailconsideredunsafewhenitwasfirstintroduced?

6Unit4 Tourism Transportation

Answerthefollowingquestionsaccordingtothepassage.

7.Whywastherailconsideredunsafewhenitwasfirstintroduced?

Becausebrakeswereunreliableasweretherails,andspikesoftencameloosefromtherails.7Unit4 Tourism Transportation

Answerthefollowingquestionsaccordingtothepassage.

8.Whatwerethedefectsofthird-classcoaches?8Unit4 Tourism Transportation

Answerthefollowingquestionsaccordingtothepassage.

8.Whatwerethedefectsofthird-classcoaches?

Passengersinthemweredrenchedintherainandcoveredbysmokeandsootfromtheengines.9Unit4 Tourism Transportation

MakingTravelPreparationsSpeakingTasks10Unit4 Tourism Transportationviaprep.throughaplace经由(某地)itineraryn.

aplanofajourney,includingtherouteandtheplacesthatyouvisit旅行日程suite

n.asetofrooms,esp.inahotel套间overlook

vt.seeaplacefromthebuilding俯视，眺望WordsandExpressionsTermsreturnticket往返票11Unit4 Tourism Transportation

Workinpairs.Practicethedialoguewithyourpartner.MakingTravelPreparationsMr.Morris,thegeneralmanager,callsinZhangYang,thesecretaryofthegeneralmanager’soffice,tomakearrangementsforhistrip.Mr.Morris:ZhangYang,wouldyoucometomyoffice,please?Zhang: Yes,Mr.Morris.

(Afterawhile,ZhangYangcomesin.)Zhang: Goodmorning,Mr.Morris.Mr.Morris:Goodmorning,ZhangYang.IamplanningatriptoSingaporeviaHongKong.I’dlikeyoutomakethenecessaryarrangementsforme.Zhang: Certainly,Mr.Morris.Whenareyouleavingandhowwouldyouliketogo?I’llget

intouchwiththetravelagency.Mr.Morris:OnaflightonthethirdofOctober.I’dliketobuyareturnticketifpossible.Thewholejourneywilltaketwoweeks.Zhang: Isee.WhatelsecanIdoforyou,sir?Mr.Morris:Besides,pleasehavemyitineraryreadyandmyappointmentscheduleforSingaporefinished.Couldyouhandittometomorrow?12Unit4 Tourism TransportationZhang: Noproblem,sir.Whatkindofroomwouldyoulike?Mr.Morris:I’dpreferajuniorsuitefacingsouthandoverlookingthepark,ifpossible.Zhang: Whattimewillyoubeleaving?Mr.Morris:Ithinkthe14:30serviceismoresuitable.Zhang: Yes,sir.AreturntickettoSingaporeviaHongKongat14:30onOctober3rd,andajuniorsuitefacingsouthandoverlookingthepark.Also,tohaveyouritineraryreadyandyourappointmentscheduleforSingaporefinishedtomorrow.Mr.Morris:That’sright.Thankyou,ZhangYang.Zhang: Mypleasure,Mr.Morris.13Unit4 Tourism TransportationRepeatthedialogueanddecidewhetherthestatementsaretrueorfalse.Ifitistrue,put“T”inthespaceprovidedor“F”ifitisfalse.___9.Mr.Morrismakesaphonecalltohissecretaryintheafternoon,askinghimtomakearrangementsforhistriptoSingapore.___10.AccordingtoMr.Morris’splan,hewillflytoSingaporeonthethirdofOctoberandthewholejourneywilltake14days.___11.Mr.MorriswantstohavehisitineraryreadyandhisappointmentscheduleforSingaporefinishedthedayaftertomorrow.14Unit4 Tourism TransportationRepeatthedialogueanddecidewhetherthestatementsaretrueorfalse.Ifitistrue,put“T”inthespaceprovidedor“F”ifitisfalse._F_9.Mr.Morrismakesaphonecalltohissecretaryintheafternoon,askinghimtomakearrangementsforhistriptoSingapore.___10.AccordingtoMr.Morris’splan,hewillflytoSingaporeonthethirdofOctoberandthewholejourneywilltake14days.___11.Mr.MorriswantstohavehisitineraryreadyandhisappointmentscheduleforSingaporefinishedthedayaftertomorrow.15Unit4 Tourism TransportationRepeatthedialogueanddecidewhetherthestatementsaretrueorfalse.Ifitistrue,put“T”inthespaceprovidedor“F”ifitisfalse._F_9.Mr.Morrismakesaphonecalltohissecretaryintheafternoon,askinghimtomakearrangementsforhistriptoSingapore._T_10.AccordingtoMr.Morris’splan,hewillflytoSingaporeonthethirdofOctoberandthewholejourneywilltake14days.___11.Mr.MorriswantstohavehisitineraryreadyandhisappointmentscheduleforSingaporefinishedthedayaftertomorrow.16Unit4 Tourism TransportationRepeatthedialogueanddecidewhetherthestatementsaretrueorfalse.Ifitistrue,put“T”inthespaceprovidedor“F”ifitisfalse._F_9.Mr.Morrismakesaphonecalltohissecretaryintheafternoon,askinghimtomakearrangementsforhistriptoSingapore._T_10.AccordingtoMr.Morris’splan,hewillflytoSingaporeonthethirdofOctoberandthewholejourneywilltake14days._F_11.Mr.MorriswantstohavehisitineraryreadyandhisappointmentscheduleforSingaporefinishedthedayaftertomorrow.17Unit4 Tourism Transportation

Workwithyourpartnertocreateyourowndialogue.18Unit4 Tourism TransportationTourismTransport,TechnologyandCarbonDioxideEmissionsReadingPassageA19Unit4 Tourism Transportation1Technologicaldevelopmentfromhorse-drawncarriagestothenewAirbus[1]A380hasledtoaremarkableincreaseinboththecapacityandspeedoftouristtravel.Thisdevelopmenthasanendogenoussystematiccauseandwillcontinuetoincreasecarbondioxide

emissions/energyconsumptionifleftunchecked.2Theimpactoftourismonclimatechangeisdominatedbytheemissionsoftourismtransport.About75%ofallemissionsareaccountedforbythetransportationoftouristsbetweentheirhomesanddestinations.20Unit4 Tourism Transportation[1]Airbus空中客车公司全球领先的民机制造商。该公司以客户为中心的理念、商业知识、技术领先地位和制造效率使其跻身行业前沿，其总部设在法国图卢兹。capacity

n.thenumberofthingsorpeoplethataspacecanhold容量，容纳能力endogenous

adj.derivedororiginatinginternally内生的,内成的dioxide

n.anoxidecontainingtwoatomsofoxygeninthemolecule二氧化物carbondioxide

二氧化碳emission

n.theactofemitting;causingtoflowforth排放21Unit4 Tourism Transportation3Inrecentyears,manyresearchersareinvestigatingtheroleoftechnologicaldevelopmentinthecontextofGHG[2]emissionsfromtourismtransport.Theyconsideriftechnologyisabletosolvethegrowingdiscrepancybetweenthecurrentstronggrowthoftourismtransport-relatedcarbondioxideemissionsandthestrongreductionsrequiredtoavoiddangerousclimatechange.Theroleoftechnologyintourism’scontributiontoGHGemissionsisdiverse.Pollution-savingtechnologicalchangemayimproveenergyefficiencyandreducetheamountofGHGemissionsperunitenergy,butatthesametimethedevelopmentoftransportationtechnologydedicatedtoimprovingrange,speed,capacity,comfort,etc.hasastrongimpactontransportvolumes,evenforagivennumberoftouristtrips,thusresultinginanincreaseinemissions.Furthermore,efficiencyimprovementsleadtoreboundeffectslikethereductionofoperational(fuel)costsandthusincreaseoftransportvolume.Thesethreefactorsmayexplainwhytourism’soverallemissions(andcertainlyairtransport’semissions)havebeengrowingfasterthantheoverallnumberoftrips.22Unit4 Tourism Transportation[2]GHG(=greenhousegas)温室气体指大气中那些吸收和重新放出红外辐射的自然和人为的气态成分，包括对太阳短波辐射透明、对长波辐射有强烈吸收作用的二氧化碳、甲烷、一氧化碳、氟氯烃及臭氧等30余种气体。discrepancy

n.adifferencebetweenconflictingfactsorclaimsoropinions差异diverse

adj.manyanddifferent不同的；多种多样的reboundeffect

反弹效应23Unit4 Tourism Transportation4Ithasbeenshownthatefficiencymeasurescanneverdeliverstrong(pollutionsolving)technologies,as100%ofefficiencyisnotfeasibleduetothelawsofphysics.Asavoidingdangerousclimatechangerequiresverystrongabsoluteemissionreductionsof80%within20to40years,whileenergyconsumptioneasilydoublesor,inthecaseoftourism,tripleswithinthesametimespan,efficiencyimprovementsof90-99%mightberequired,whichisimpossibleformosttechnologies,specificallyfortransportgeneratingmostemissionsgrowth.Strongtechnologyforzeroemissionenergysourceswillhavetoplayanimportantrole.Thebestopportunitiesseemtoexistforelectricrailtransportwherethecombinationofelectricalpower,renewableenergysourceslikewind,solar,andhydro,andtherelativelyhighenergyefficiencyofrailsystemsthemselveshavealreadycreatedzeroemissionrailsystemsin,forexample,SwitzerlandandSweden.Whilerailtransporthasfavorableenergyefficiencycomparedtootherlongdistancetransportmodesusedintourism,ithasbeenfoundthatmanyopportunitiesforimprovementsstillexist.Lesscleariswhenandhowthesewillbedevelopedandused.Politicalwill,marketforces,andsafetyconsiderationsseemtobestrongforcesinthesystem,makingenergyefficiencyjustoneofmanydesignconstraints.24Unit4 Tourism Transportationfeasible

adj.capableofbeingdone可行的lawsofphysics

物理定律span

n.thecompletedurationofsomething跨度；间距timespan

时间间隔renewableenergysources

可再生能源hydro

adj.connectedwithwater;combinedwithhydrogen水的、氢的constraint

n.thestateofbeingphysicallyconstrained约束；强制25Unit4 Tourism Transportation5Forairtransportthedevelopmentoffuelefficiencyisdirectedbyoperatingeconomicsandaircraftperformanceconstraints.Inefficientaircraftdesignsarepenalizednotonlybyhigherdirectoperatingcost,butalsobyweakerperformance,andthereforeaircraftdevelopmenthasfollowedalongpathofcontinuouslyimprovingfuelefficiency.Butithasalsobeenfoundthatfuelefficiencyisreachingitsphysicallimitsandcurrentjetaircraftmaynotbecomemuchmorefuelefficient.Inaddition,thedevelopmentofaircrafttechnologyisalsoslowingdown.Theoperationaluseofaircraft,anon-technicalparameter,mayhavealargeimpactonthefinalenergyefficiencyofairtransport.Wherelowcostcarriersgenerallyflywithasmanyseatsperaircraftaspossibleinaoneclasslayout,manyothercarriersdecreaseseatnumberstoallowforluxurytravel,specificallyonlong-haul

aircraft.Butheretoo,astrongreboundeffectexists,ashighdensityseatingallowsforverylowprices,boostingtransportvolume.Thishasbeenshownbythefastemergenceoflowcostcarriers,whoareveryfuelefficientbuthavealsomaintainedgrowthinairtransport,evenduringeconomiccrises.26Unit4 Tourism Transportationpenalize

vt.inflictpunishmenton处罚；使不利jetaircraft

喷气式飞机parameter

n.anyfactorthatdefinesasystemanddetermines(orlimits)itsperformance参量，参数long-haul

aircraft远程飞机boost

vt.increase;bebeneficialto提高；鼓励27Unit4 Tourism Transportation6Forcarsaclearefficiencyimprovingtechnologicaldevelopmenthasbeenfound,thoughinthiscasetheoverallefficiencyofthecar(energypervehiclekilometer)maystilldeteriorateovertime.Thisiscausedbythelargeroleofnoncommercialandpsychologicalargumentsinthemarketforcars.Generallypeoplebuylargerandheaviercarsthantheyreallyneed.Thereforethevehicleefficiency(energypervehiclekilometer)ofnewlysoldcarscanbedecreasingwhiletechnologicallythecarstillbecomesmoreefficient,aswasshownbythecontinuousimprovementofefficiencyperkilogramofemptycarweight,whileatthesametimefueluseperpkm[3]remainedalmostconstant.7Alternativefuelsandenergy(hydrogen,renewableelectricity,andbiofuels[4])haveallbeenshowntobebothpromisingandproblematic.Thehydrogeneconomywillonlybeeffectiveinreducingcarbondioxideemissionsifrenewableenergysourcesareveryabundant,whichtheyarecurrentlynot.Biofuelssufferfrombothefficiencyandlanduseproblemsandelectricitycouldbeusedfarmoreeffectivelyforelectricrailthanforroadtransportduetocostandtechnologicallimitationsofbatterytechnology.Thelatterisspecificallyimportantfortourismtransportwithitstypicallylongdistances.Theintensediscussionsaboutbiofuels,electriccars,andaircraftengineefficiencyimprovementsmayhampermoreeffectivepolicies.28Unit4 Tourism Transportationdeteriorate

v.becomeworse恶化[3]pkm=passenger/kilometer

乘客/公里[4]biofuel生物燃料泛指由生物质组成或萃取的固体、液体或气体燃料。可以替代由石油制取的汽油和柴油，是可再生能源开发利用的重要方向。abundant

adj.presentingreatquantity丰富的；充裕的hamper

vt.preventtheprogressorfreemovementof妨碍；阻止29Unit4 Tourism Transportation8Mostobviousistheroleoftransportspeedinthedevelopmentofthedistancestouristscoverandthustheenvironmentalpressurecausedbytourismtransport.Thetourismtransporttechnologydynamicsystemhasbeenshowntobeinherentlyfavoringdevelopmentstowardincreasingspeedandtransportvolume(measuredinkilometerstraveled).Thoughaircrafthavenotbecomemuchfastersincetheintroductionofjetaircraft,thereismountingevidencethatspacemaybethenextphaseinincreasedtravelspeed.Thisdevelopmentismostlikelydevastatingforanyenvironmentalpolicy,includingclimatechangemitigation,asitwillinducepreviouslyunheardoftransportvolumes.30Unit4 Tourism Transportationdynamic

adj.characterizedbyactionorforcefulness动态的inherentlyadv.

inaninherentmanner天性地；固有地phasen.

anydistincttimeperiodinasequenceofevents阶段；时期devastatingadj.

capableofwreakingcompletedestruction毁灭性的mitigationn.

theactionoflesseninginseverityorintensity缓和；减轻31Unit4 Tourism Transportation9Finally,theissueremainsastowhetherthetourismsectorhasthepowertoreduceitsemissionssubstantiallybytransporttechnologyalone.Onlyairtransportcanbeconsideredtobeafullpartofthetourismindustry(about80%ofallcivilaviationisfortourism),whiletheautomotiveandrailindustriesservemainlyothertransportsectorslikecommutinganddailytravel.Thisbiasedlinkbetweenthecoretourismindustry(touroperators,travelagencies,andaccommodation)andonesingletransportmode(airtransport)createsbiasedideasabouttheroleoftransportintourism,blockingnon-technologicalsolutionsasmodalshiftsandreduceddistancespertrip.Concluding,itmaybestatedthattechnologicaldevelopmentswillnotreducethetotalemissionsoftourismtransportastheimpactsofbetterefficiencyarecounteredbyhighertransportvolumes.Onlyincombinationwithstrongsocialpressureandpoliticalactionwilltheemissionreductionsneededtoavoiddangerousclimatechangebereached.(1,107words)32Unit4 Tourism Transportationsectorn.

aparticularaspectoflifeoractivity

部分；区域civilaviation民用航空biasedadj.

favoringonepersonorsideoveranother有偏见的modaladj.

relatingtothemostfrequentvalueinadistribution模态的countervt.

dosthtoreducethebadeffectsofsthelse抵消33Unit4 Tourism TransportationExercisesI.ReadingComprehensionDecidewhetherthefollowingstatementsaretrue(T)orfalse(F).Ifitistrue,put“T”inthespaceprovidedor“F”ifitisfalse.___12.Aboutthree-fourthsofallemissionscomefromthetransportationoftouristsbetweentheirhomesanddestinations.___13.Accordingtothepassage,tourists’overallemissionshavebeengrowingasfastastheoverallnumberoftrips.___14.Ithasbeenfoundthatrailtransporthasperfecttechnologyand100%energyefficiency.___15.Althoughaclearefficiencyimprovementhasbeenfoundtoexistincars,theentireefficiencyofthecarmaystillgetworseovertime.___16.Undoubtedly,thetourismindustryhasthepowertoreduceitsemissionsconsiderablybytransporttechnologyalone.34Unit4 Tourism TransportationT12.Aboutthree-fourthsofallemissionscomefromthetransportationoftouristsbetweentheirhomesanddestinations.F13. Accordingtothepassage,tourists’overallemissionshavebeengrowingasfastastheoverallnumberoftrips.F14.Ithasbeenfoundthatrailtransporthasperfecttechnologyand100%energyefficiency.T15. Althoughaclearefficiencyimprovementhasbeenfoundtoexistincars,theentireefficiencyofthecarmaystillgetworseovertime.F16. Undoubtedly,thetourismindustryhasthepowertoreduceitsemissionsconsiderablybytransporttechnologyalone.35Unit4 Tourism TransportationFillinthefollowingblankswithwhatyoureadfrompassageA.17.Since100%ofefficiencyisnotfeasiblebecauseof_______________________,efficientmeasurescanneverdeliverstrongpollutionsolvingtechnologies.18. Highenergyefficiencyofrailsystemswhichmaycreatezeroemissioncanbefoundin________________________.19. Inaircraftdevelopment,inefficientaircraftdesignsleadto_____________________andweakerperformance.20. Iftherearen’tsufficient_________________________,thehydrogeneconomywon’tbeeffectiveinreducingcarbondioxideemissions.21.Theaimofemissionreductionscanbereachedonlyintheconditionthattechnologicaldevelopmentsarecombinedwith________________________.36Unit4 Tourism TransportationFillinthefollowingblankswithwhatyoureadfrompassageA.17.Since100%ofefficiencyisnotfeasiblebecauseof_thelawsofphysics,efficientmeasurescanneverdeliverstrongpollutionsolvingtechnologies.18. Highenergyefficiencyofrailsystemswhichmaycreatezeroemissioncanbefoundin_SwitzerlandandSweden.19.Inaircraftdevelopment,inefficientaircraftdesignsleadto_higherdirectoperatingcostandweakerperformance.20.Iftherearen’tsufficient_renewableenergysources,thehydrogeneconomywon’tbeeffectiveinreducingcarbondioxideemissions.21.Theaimofemissionreductionscanbereachedonlyintheconditionthattechnologicaldevelopmentsarecombinedwith_socialpressureadpoliticalaction.37Unit4 Tourism TransportationII.VocabularyFillintheblankswiththeappropriatewordsorphraseslistedbelow,andchangetheformswherenecessary.boost,capacity,counter,deteriorate,devastatingfeasible,hamper,parameter,penalize,phase

22.TheoperahouseinMelbournehasaseating________________of2,000.23.It’sjustnot________________tomanagethebusinessonapart-timebasis.24.Wehadtoworkwithinthe________________thathadalreadybeenestablished.25.Aformerinjurywas________________thetennisplayerfromplayinghisbest.26.Theweddingmarkedthebeginningofanew_________________inRoger’slife.27.Fromnowon,allfoulplaywillbeseverely_______________.28.Thediscussionquickly__________________intoanangryargument.29.Thisartisticfilmhelpedto_________________theyoungdirector’sscreencareer.30.Businesseswouldliketoseenewlawsto________________latepaymentsofdebts.31.Oilspillswillhavea_________________effectoncoralreefsintheocean.38Unit4 Tourism Transportation22.TheoperahouseinMelbournehasaseating_capacity_of2,000.23.It’sjustnot_feasibletomanagethebusinessonapart-timebasis.24.Wehadtoworkwithinthe_parameters_thathadalreadybeenestablished.25.Aformerinjurywas_hampering_thetennisplayerfromplayinghisbest.26.Theweddingmarkedthebeginningofanew__phaseinRoger’slife.27.Fromnowon,allfoulplaywillbeseverely_penalized_.28.Thediscussionquickly_deterioratedintoanangryargument.29.Thisartisticfilmhelpedto_boost_theyoungdirector’sscreencareer.30.Businesseswouldliketoseenewlawsto_counterlatepaymentsofdebts.31.Oilspillswillhavea_devastating_effectoncoralreefsintheocean.39Unit4 Tourism TransportationMatchthefollowingtermsontheleftwiththedefinitionsontheright.___32.civilaviation a.anodorlesscolorlessgasformedduringbreathing andbythedecompositionoforganicsubstances___32.carbondioxideb.agasthatcontributestothegreenhouseeffectby absorbinginfraredradiation___33.renewableenergyc.thebehavioralresponsestotheintroductionofnew technologiesthatincreasetheefficiencyofresourceuse___34.reboundeffect d.energygeneratedfromnaturalresourcewhichare renewable___35.greenhousegas e.amajorcategoryofnon-militaryflying,bothprivate andcommercial40Unit4 Tourism Transportatione32.civilaviation a.anodorlesscolorlessgasformedduringbreathing andbythedecompositionoforganicsubstancesa33.carbondioxide b.agasthatcontributestothegreenhouseeffectby absorbinginfraredradiationd34.renewableenergyc.thebehavioralresponsestotheintroductionofnew technologiesthatincreasetheefficiencyofresourceusec35.reboundeffect d.energygeneratedfromnaturalresourcewhichare renewableb36.greenhousegas e.amajorcategoryofnon-militaryflying,bothprivateand commercial41Unit4 Tourism TransportationIII.WritingYouaregoingtowriteashortessayonthetopicofEnvironmentalProtection,Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow.37. EnvironmentalProtection1、环境保护变得越来越重要；2、在这方面已经取得的成就；3、尚需解决的问题。42Unit4 Tourism TransportationEnvironmentalProtectionNowadaystheprotectionoftheenvironmentwearelivinginhasbecomeanimportantissue.Theworld’spopulationkeepsonrisingsoquicklythatourworldhasbecometoomuchcrowded.Humanbeingsareattheriskofrunningoutofnaturalresources.Andatthesametime,wearepollutingourenvironmentwithdetrimentalchemicals.Ifwecontinuetodothis,wewillnotbeabletosurviveonearthinthelongrun.Honestlyspeaking,peoplehavemadesomeprogressinenvironmentalprotection.Forinstance,governmentsofmanycountrieshaveestablishedlawstoprotecttheair,forestsandsearesourcesandtostopenvironmentalpollution.However,moremeasuresstillneedtobetakentosolveenvironmentalproblems.Peopleshouldbefurthereducatedtorecognizetheimportanceofenvironmentalprotection.Forinstance,peopleshouldpayattentiontobirthcontrol,toconserveournaturalresourcesandrecyclethewastes.