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2、《英语听力教程3》答案与听力材料呵呵....考试一路顺风......UNIT1A.B.Keys:PartIGettingready1:burningoftheforests/treeremoval(deforestation)/reductionoftheworld'srainforests2:globalwarming/greenhouseeffect/emissionsofCO2PartIITheEarthatrisk(I)A.Keys:1.a.Morepeople--------?morefirewood----?fe
3、wertreesb.Moredomesticanimals------?moreplants-----?feweravailableplantsa,b--?Moredesert----?movesouth-----?desrttexpandingsouth----?nograss2.Growingcropsstabilizesoil,withoutthemthetopsoiljustblowsaway.Butifthereisn'tenoughrainthecropsdon'tgrow.3.Peopletrytogrowfoo
4、dtosupportthemselvesortocreaterancheswherecattlecanberaised,ortogethardwoodforexport,
5、ortomakewayforanironoremineB.Keys:1:SaharaDesert2:NorthAmerica&mostofEurope3:topsoilblowingaway4:tropicalforestsdestruction5:animal/plantspeciesbecomingextinct6:climatechangeforthe
6、wholeworldPartIIITheEarthatrisk(II)A.Keys:1:Treeswouldholdrainfallintheirroots.Whenforestsinthehigherup-riverhavebeendestroyed,alltherainthatfallsinthemonsoonseasonflowsstraightintotheriverandstartstheflooding.2:Heimpliesthatsomenationalgovernmentsjustconsidertheres
7、ultsoftheirpoliciesinthenearfuture,orjustthinkasfaraheadasthenextelection.B.Keys:1:floodinginBangladesh2:Actiontobetaken3:populationcontrol
8、PartIVMoreaboutthetopic:TheEffectsofGlobalWarmingKeys:1:Warmingupoftheworld2:Effectsofglobal3:reducedpotentialforfoodproductio
9、n4:changeofpatternsofhear-relatedfoodpoisoning,etc.PartVDoyouknow…?A.Keys:1:F2:F3:F4:F5:TB.Keys:Dos1:yourtowels2:Cutout3:awall-fire4:fridge5:waituntilyou'veafullload6:acompletemealDon’ts7:ironeverything8:theironup9:thekettle10:tothebrim11:hotfoodUnit2PartIGettingrea
10、dyA.B.Keys:
11、1:InternationalUnionfortheConservationofNature,UnitedNations,wildlife,policies2:ConventiononInternationalTradeinEndangeredSpecies,trade,animalsandplants,1975,prohibits,8000,controls,300003:UnitedNationsEnvironmentalProgram,leadership,environment,qualityo
12、flife4:WorldWideFundforNature(formerlyWorldWildlifeFund),1961,SaharaDesert,NorthAmerica&mostofEurope,topsoilblowingawayC.Keys:1:22:43:54:1
