英语听力入门3000unit2答案

如有侵权，请联系网站删除，仅供学习与交流【精品文档】第PAGE7页英语听力入门3000unit2答案Unit2.WorldNews:EarthandEnvironmentContents:WarmingupNewsreportCityrecyclingGoals:TotrainstudentstorecognizekeywordsandphrasesinlisteningTodevelopstudents’abilitytoidentifysignificantinformationthroughlisteningToactivatestudents’knowledgeaboutenvironmentTocultivatestudents’abilityofsummarizingTeachingmethods:Students’listening;groupdiscussion;teacher’sinstructionDuration:90minutesWarmingupA.blaze(n.&v)[C](a)brightflameorfire火焰;火光:Drywoodmakesagoodblaze.乾木燃起夺目的火焰.(b)verylarge(oftendangerous)fire大火;火灾:Fivepeoplediedintheblaze.有五人死於火灾.Brazil----RiodeJaneiro（formercapitalofBrazil）Thenewcity,Brasilia,replacedRiodeJaneiroasthecapitalofBrazilin1960.Desertificationistheprocessbywhichapieceoflandbecomesdry,empty,andunsuitableforgrowingtreesorcropson.(土壤)荒漠化,沙漠化-----AthirdofAfricaisunderthreatofdesertification.everglade n.marshland,swamp-------wetlandsregioninsouthernFlorida大沼泽地Greenland n.self-governingislandbelongingtoDenmarklocatedbetweenIcelandandthenortheasterncoastalislandsofNorthAmerica(largestislandintheworld)Listentosomesentencesaboutenvironmentandsupplythemissinginformation.Checktheanswersafterstudents’discussion.Newresearchonthelikelyimpactofclimatechangesuggeststhatdamagetocropsinlow-lyingcoastalregionscouldbeworsethanpreviouslythought.Morethan2000delegatesfromaroundtheworldhavegatheredinnorthernBrazilforthethirdUnitedNationsConferenceonDesertification.CrewsareworkingtocleanupahugeoilspilloffthecoastofMexico,about50milessouthofSanDiego.-----aportcityinCalifornia(USA)WildfiresintheFloridaEvergladeshavebeencontainedafteranearlyaweekofblazesthatconsumed65,000hectaresinthesouthernpartoftheStates.A.USSpaceAgencystudyfindsthatGreenlandismeltingaroundtheedges.Thelosstotheworld’ssecondlargesticesheet---morethan50cubickilometersperyear---isenoughtoraiseglobalsealevelby0.13millimeters.B.Aerialoffensivereptile /ˈreptaɪl;US-tl;ˋrɛptl/nanyoftheclassofcold-blooded,egg-layinganimalsincludinglizards,tortoises,crocodiles,snakes,etcwithrelativelyshortlegsornolegsatall爬行动物（冷血,卵生,如蜥蜴﹑龟﹑鳄鱼﹑蛇等）;爬虫.‘salamander火蜥蜴alligator短吻鳄amphibian:两栖动物poppy:罂粟herbicide:substanceusedtodestroyweedsdirectory:listoftelephonesubscribers,businessfirms,etc.xericadj.ofadryenvironment,suitedforadryenvironmentxeriscaping-----alandscapingmethodthatemploysdrought-resistantplantsinanefforttoconserveresources,especiallywater.旱生园艺;节水型花园----通过选择需水少的植物，进行环境美化sawgrass----AtallcoastalormarshysedgeofeasternNorthAmerica,Mexico,andtheWestIndies,havingleaveswithsharp,minutelytoothedmargins.锯齿草:一种产于北美东部、西哥和西印度群岛高海岸或沼生的蓑衣草,叶片具有尖利的小齿边缘.锯草球场----golfcoursePreliminarylistening.Listentotheitemsandsummarizeeachofthem.Listentothenewsitemsagain.Focusyourattentiononthe“wh-“questionsandtrytoanswerthem.Discussionafterthefirstlistening.What?Itattemptstobalanceenvironmentalconcernsandtheneedsofthecommunity.What?Reptilespeciesareingreatertroublethanamphibianspecies.3．What?Anewapproachinthefightagainsttheillegaldrugstrade.4.What?Oneineveryeightspeciesofplantsisthreatenedwithextinction.5.What?Anewlocaldirectoryfortheenvironmentally-aware,calledthe“BoulderCountyGreenPages.”Newsitems:1.Australiaistheworld’sdriestcontinent.There’sgeneralagreementthatthecountryhastousewatermoreefficiently.Inmanyparts,suppliesareincrisis.AtameetinginCanberra,theCouncilofAustralianGovernmentshasapprovedanationalwaterplan.Itattemptstobalanceenvironmentalconcernsandtheneedsofthecommunity.Theamountofwatertakenfromriversforcommercialuseistobecutandfarmerswillbecompensated.2.Thedisappearanceanddeformityofamphibianssuchasfrogsandsalamandersfromrainforestsandmountainlakesworldwidehasattractedwide-spreadscientificattentionoverthelastdecade.Nowanewstudysaysreptilespeciesincludingturtles,snakes,andalligatorsareinevengreatertrouble.Twiceasmanyreptilesasamphibians,orsome100species,arecurrentlylistedasendangeredbytheWorldConservationUnion.Thestudysayshabitatlossanddegradation,pollution,disease,climatechange,andover-collectionforfood,petsanddrugsarethemajorthreatstoreptiles.3.Fourregionalgovernorsfromcolumbia,onavisittoWashington,havesharplycriticizedanAmerican-backedaerialoffensivetoeradicatethousandsofhectaresofillegalcocaandpoppyplantations.Atanewsconferencethegovernorscalledforadifferentapproachinthefightagainsttheillegaldrugstrade,sayingthattheherbicidescurrentlybeingusedwereharmfultopublichealthandtheenvironment.4.Muchattentionhasbeendevotedtothreatenedanimalspecies.Butwhataboutplantswhicharethefundamentalbasesoflife?Oneineveryeightspeciesofplantsisthreatenedwithextinction.Sinceallfoodchainsbegininthesphereofplantlife,thisisbadnewsfortheanimalstoo,includinghumanswhodependonplantsnotonlyforfoodbutalsoformedicines,buildingmaterials,andothervitalpurposes.5.Anewlocaldirectoryfortheenvironmentally-awareisnowavailable,calledthe“BoulderCountyGreenPages”.TheRotaryClubsinBoulderCountygottogetherwithlocalrecyclingandenvironmentalspecialiststoputtogetherthisfirst-everdirectory.Itincludesquickreferencetogreenproductsandservicesforrecycling,xeriscaping,energyconservation,andmore.The$5costhelpsraisefundsforthesponsoringgroups.II.NewsreportsADeteriorate:becomeworseinqualityorconditionVibrancy-----vitality,essentiality,powerfulness,vigorousnessvibrant:fulloflifeandenergy;exciting充满生气的;精力充沛的;兴奋的:avibrantatmosphere,personality,performance活跃的气氛﹑活泼的个性﹑有活力的表演*Shewasvibrantwithhealthandenthusiasm.她健康活泼生气勃勃.virtualworld虚拟世界imaginary,hypothetical;computersimulatedrepresentationofanactualobjectCoralreef:珊瑚礁Glacier:massofice,formedbysnowonmountainsListening.Listentothefirstnewsreportandsupplythemissinginformation.Givestudentstimetodiscusstheiranswers.Asksomestudentsabouttheiranswers.Furtheringlistening.Listenagainandchecktheanswers.AnannualstudybytheWorldwatchInstituteinWashingtonsayswiththeboomintheinformationeconomy,Americanshavelostsightofthedeterioratinghealthoftheplanet.Thefastgrowinginformationeconomyisaffectingeveryaspectoflife,fromcommunication,commerceandwork,toeducationandentertainment.TheWorldwatchInstitudegivestheearthanannualphysicalexam.Accordingtothisyear’sresult,almostallthosevitalsignsofthehealthoftheearth,includingthenumberofspecies,thestabilityofclimate,thehealthofcoralreefs,showdeterioration.Otherwarningsignsarerisingtemperatures,fallingwatertables,meltingglaciers,shrinkingforestsandcollapsingfisheries.Themajorenvironmentalchallengesinthe21stcenturywillbetostabilizebothclimateandworldpopulationgrowth.B.Catastrophic(a.)Catastrophe(n.)Obligation:law,moralpressure,promise,etcthatforcesonetodosth义务，责任Potable(fml)fitfordrinking;drinkableSanitary(a):hygienic;freefromdirtorsubstancesthatmaycausediseaseWorldMeteorologicalOrganization:世界气象组织Shelloil----ShellUnionOilCorporationListening.Listentothesecondnewsreport.Completethenewssummaryandthenbrieflyanswerthequestionsyouhear.Summary:Thisnewsreportisaboutthesevereshortageofwaterinsomedevelopingnations.Itwillleadtocatastrophicconsequencesunlessglobalsolutionsarefoundsoon.Answerstosomeofthequestions:almostonebillionpeoplecouldsufferfromascarcityofwater.MiddleEast,partsofAfrica,westernAsia,northeasternchina,westernandsouthernIndia,largepartsofPakistanandMexico,partsofthePacificcoastoftheUnitedStatesandSouthAmericatotreatwaterasapreciousresource5liters;CityrecyclingTomeetsthhead-on withtheheadforemost,frontally;directly,facetofaceeligiblesuitableorfittobechosen;havingtherightorproperqualifications适宜被选中的;有恰当资格的;合格的:eligibleforapension,ajob,anaward有资格领取养老金﹑得到工作﹑获得奖品*eligibleforpromotion,membership适宜提升﹑得到会员身分*eligibletojoinaclub有资格加入俱乐部*aneligibleyoungman,egonewhowouldbeasatisfactorychoiceasahusband合意的年轻人（如可做佳婿者）.Head-onCurb(side):路边,(人行道旁的)镶边石,边栏Heparkedhiscarclosetothecurb.他将汽车停在紧靠人行道路缘的地方bustle(withsth)----befullof(noise,activity,etc)到处是（嘈杂的声音﹑繁忙的景象等）:bustlingstreets熙熙攘攘的街道*Thecitycentrewasbustlingwithlife.城市中心充满了生活的繁忙景象.Mound:massofpiled-upearth;smallhillCommingle:merge,mix,blendAssorted:mixed;differentsorts各种各样的;混杂的;什锦的:atinofassortedbiscuits一罐什锦饼乾.Forklift:machineusedtoliftandtransportheavyloads叉车;铲运车Newsprint-----cheappaperusedmainlyforprintingnewspapers(oftenmadeofrecycledmaterials)Fuzz（u.n）:massofsoftlightparticlesConducttoursListening.Listentoareportaboutcityrecycling.Numberthefollowingmajorpointsaccordinttotheorderyouhearthem.Discussyouranswerswithyoupartners.Suggestedanswers:2-a4-b3-c1-dB.Listentothereportagainandanswerthecorrespondingquestionsonyourtextbook.1.130,000/80%2.plastic/glass/tincans/newspapers3.recycletruckpicksitup.4.oneofcommunityrecyclingcenters.5.eachweekday.6.conductstoursoftheplant7.3/48.soldtoothercompaniesthatmakethemintodifferentproducts9.madeintonewcontainers.10.oneofthetopfiveintheUSA