现代大学英语听力1-unit-2

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现代大学英语听力1Unit02AnimalsandPets长春大学外国语学院TeachingObjectivesUnderstandwhatanimalsarebeingdescribed;GettoKnowmoreaboutanimals;Gettoknowmoreabouthowmanandanimalsco-exist;Learntolistenforusefulinformation.Warming-upactivitiesSpeakoutasmanyanimalsasyoucaninEnglish;Whichanimaldoyoulikebest,Why?Haveyoueverraisedapet?Whatarethepositiveandnegativeeffectsofhavingapet?TheChineseZodiac鼠:Rat牛:Ox虎:Tiger兔:Hare龙:Dragon蛇:Snake马:Horse羊:Sheep猴:Monkey鸡:Rooster狗:Dog猪:BoarPositiveandnegativeeffectsofhavingapetThepositiveeffects:Caringapetcanmakepeoplehappierandhealthier1.Increasingexercises.2.Providingcompanionship.3.Helpingmeetingnewpeople(petstores,clubs).4.Reducinganxiety.5.Helpingpeoplefindingmeaningandjoyinlife.Thenegativeeffects:1.Money-consuming(food,clothes,vaccination,etc).2.Bringingharmtopeople’shealth.ListeningAids1.alien[ˈeɪliən]:n.1.apersonwhocomesfromaforeigncountry2.beingfromanotherworld外星人2.culture:n.agroupofcellsgrownformedicalorscientificstudy培养的细菌3.vaccine[ˈvæksi:n]:n.疫苗developasmallpox,polio,rabies,etcvaccine培养天花、小儿麻痹症、狂犬病等的疫苗4.trunk:n.1.longnoseofanelephant.2.mainstemofatree,fromwhichthebranchesgrow树干5.tusk:n.apairoflongteethofcertainanimals(egtheelephant,walrusandwildboar)长牙6.twig:n.asmallbranchordivisionofabranchtrunkbranchtwigTask01KeyA1.Elephants2.Chimpanzees3.Giraffes4.Penguins5.Kangaroos6.Zebras7.PolarBearsB1.TheyliveinAfricaandIndia.Theyhavefourlegsandatail.2.Theirarmsareverylongandtheyhavebigears.NamesofWildLives鹿狐袋鼠鲸长颈鹿海豚猎豹斑马熊海豹DeerFoxKangaroo[ˌkæŋgəˈru:]WhaleGiraffe[dʒəˈrɑ:f]Dolphin[ˈdɒlfɪn]Cheetah[ˈtʃi:tə]Zebra[ˈzibrə/ˈzebrə]BearSeal[si:l]Names豹Cheetah猎豹Panther黑豹英[ˈpænθə(r)]美[ˈpænθɚ]Puma美洲豹英[ˈpju:mə]美[ˈpu:mə]Leopard金钱豹,花豹[ˈlepəd]猩猩orangutan猩猩英[ɔ:ˌræŋu:'tæn]美[oʊ'ræŋu:ˌtæn]chimpanzee黑猩猩[ˌtʃɪmpænˈzi:]gorilla大猩猩[gəˈrɪlə]鳄鱼alligator短吻鳄[ˈælɪgeɪtə(r)]crocodile非洲鳄WildLivesWildLivesKeywords:trunktusk1.ElephantsKeywords:armsandlegs,notails,climbers,intelligent2.Chimpanzees英[ˌtʃɪmpænˈzi:]美[ˌtʃɪmpænˈzi,-pən-,tʃɪmˈpænzi]Keywords:Africa,longneck,eatleavesandtwigs3.GiraffesKeywords:coldcountries,wings,swimmer,blackandwhite4.Penguins[ˈpeŋgwɪn]Keywords:Australia,shortfrontlegs,pouch5.Kangaroos[ˌkæŋgəˈru:]Keywords:Africa,blackandwhitestripes6.Zebraszebracrossing斑马线Keywords:verycoldcountries,strong,whitecoat7.PolarbearsSpeedTask02A1.Thecheetah.2.170km/h.3.Morethan100km/h.4.Becausemostanimalsrunonfourlegs.5.Becausewehavemachines.B1.F,2.F,3.TDinosaursTask3A1.Climate,lackoffoodandaliensfromouterspacemightberesponsiblefortheirextinction.2.No.B.b:Ithoughtithadsomethingtodowiththeclimate.Thetemperaturemighthavegottencoolerandkilledthemoff.a:Yeah,that’sonetheory.Anotherideaisthattheymayhaverunoutoffood.b:Uh-huh.Andyouknow,there’evenatheorythattheycouldhavebeendestroyedbyaliensfromouterspace.DinosaurExtinction27可编辑Task3Whythedinosaursdisappeared?Isthereanydinosaurintheworld?Task041.Themayfly.Afewhours.2.Theyjustdotwothings:findingamateandproducingyoung.3.Wecouldjudgebyitsgrowthrings.4.Itwaskeptfor152years.Whatanimalhastheshortestlife?Themayfly------AfewhoursWhichanimalhasthelongestlife?TheArcticclams北极蛤------220years俗名:冰岛鸟蛤;时代:白垩纪晚期—全新世;分布:欧洲、北美洲。壳从椭圆形至心形都有,厚实平滑,其口转向更短的前端。每瓣上,嘴的下方均有3颗齿,其后有一长侧齿。主齿前方的板凹入呈小扇状。LifeSpanAnimalsinMedicalExperimentsTask05APeoplehavedifferentopinionsonusinganimalsforresearch.B.1.Thecaseforusinganimalsinresearch:a.Everydruganyonetakestodaywastriedfirstonanimals.b.Futuremedicalresearchisdependentontheuseofanimal.c.Medicalresearchisalsoagoodwayofusingunwantedanimals.Task052.Thecaseagaistusinganimalsinresearch:a.Animalssufferalotduringtheexperiments.b.Muchoftheresearchisunnecessary.c.Animalshavethesamerightsashumansdo.3.Somealternativewaysforscientiststodotheirresearch:a.Usingcellculture.b.Usingcomputermodeling.Task05ScriptEveryyearaobutseventeenmillionanimalsareusedinLaboratoryexperiments.Butinmanycountriestoday,adifficultquestionisbeingasked:dowehavetherighttouseanimalsthisway“Peoplewhoareforusinganimalsinresearcharguethattheuseofanimalsinmedicalresearchhasmanypracticalbenefits.Animalresearchhasenabledresearcherstodeveloptreatmentsofrmanydiseases,suchasheartdiseaseanddepression.Itwouldnothavebeenpossibletodevelopvaccinesfordiseaseslikesmallpoxandpoliowithoutanimalresearch.Everydruganyonetakestodaywastriedfirstonanimals.Futuremedicalresearchisdependentontheuseofanimals.Whichismoreimportant:thelifeofaratorthatofathree-year-oldchild?Medicalresearchisalsoanexcellentwayofusingunwantedanimals.Lastyear,overtwelvemillionanimalshadtobekilledinanimalsheltersbecausenobodywantedthemaspets.Task05ScriptHoweverthosewhoareagainstitpointoutthatthefactthathumansbenefitcannotbeusedtojustifyusinganimalsinresearchanymorethanitcanbeusedtojustifyexperimentingonotherhumans.Animalssufferalotduringtheseexperiments.Theyareforcedtoliveinsmallcages,andtheymaybeunabletomove.Muchofthereaearchthatiscarriedoutunnecessaryanyway.Animalshavethesamerightsashumansdo-tobeabletomovefreelyandnottohavepainorfearf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