高中英语第一册上Unit10Theworldaroundus

Unit10Theworldaroundus（1）.TeachingGoals:1.Talkaboutwaystoprotecttheenvironment.2.Talkaboutwildlifeendangerment.4.Writeaboutcausesandeffects..TeachingTime:Fourperiods.BackgroundInformation.AnimalsandTheirLanguagesAnimals,includinginsects,donothavealanguagelikeours.Theydonottalkwitheachotherinwordsandsentences.Butifwewatchthem,wecanseethattheydohavewaysofcommunicating(沟通)witheachother.Canyouseetherabbit’stail?Whenrabbitsseethiswhitetailmovingupandwithoutmakingasound.Ithasgiventhemasignal.Manyotheranimalsusethiskindoflanguage.Whenacobra(眼镜蛇)isangry,itraisesitshood(颈部皮褶)andmakesitselflookfierce(凶狠).Thiswarnsotheranimals.Whenabeehasfoundsomefood,itgoesbacktoitshome.Itcan’ttellotherbeeswherethefoodisbyspeakingtothem,butitdoesalittledanceintheair.Thistellsthebeeswherethefoodis.Someanimalssaythingsbymakingsounds.Adogbarks,forexample,whenastrangercomesnear.Acatpurrswhenpleased.Somebirdsmakeseveraldifferentsounds,eachwithitsownmeaning.Sometimeswehumanbeingsspeakinthesameway.Wemakesoundslike“Oh”or“Ah”whenwearefrightenedorpleasedorwhenwedropsomethingonourtoes.Butwehavesomethingthatnootheranimalshave—alargenumberofwordswhichhavethemeaningsofthings,actions,feelingsorideas.Weareabletogiveeachotherallkindsofdifferentinformationinwordsandsentences,whichnootheranimalscando.Nootheranimalshavesowonderfulalanguageaswehave..ConservationofNatureIsNecessary1970was“WorldConservationYear”.TheUNwantedeveryonetoknowthattheworldisindanger.Theyhopedthatgovernmentswouldactquicklyinordertoconserve(保护300differentplants,treesandflowersinHolland,butnowonly860remain.Theothershavebeendestroyedbymodernmanandhistechnology.Wearechangingtheearth,theairandwater,andeverythingthatgrowsandliveshere.Wecan’tlivewithoutthesethings.Ifitcontinueslikethis,weshalldestroyourselves.Whatwillhappeninthefuture?Perhapsitismoreimportanttoask“Whatmustwedonow?”Thepeoplewhowillbelivingintheworldoftomorrowaretheyoungoftoday.Alotofthemknowthatconservationisnecessary.Manyarehelpingtosaveourworld.Theyplanttrees,buildbridgesacrossriversinforests,andsoon.InasmalltownintheUnitedStatesalargegroupofgirlscleanedthebanksofelevenkilometresoftheirriver.YoungpeoplemayhearaboutconservationthrougharecordcalledNOONE’SGOINGTOCHANGEOURWORLD.ItwasmadebytheBeatles,CliffRichardandothersingers.Themoneyfromitwillhelptoconservewildanimals.Ⅲ.MiluDeerThemiludeerisakindofdeer,whichisarareandunusualspecies.IthasanotherChinesenamesibuxiang,alittleoffouranimals,becauseithasantlersofadeer,theneckofacamel,thehoovesofacowandthetailofadonkey.Itisthebiggestofallkindsofdeer.Theyareanextraordinaryspeciesbecausetheyhaven’tbeeninthewildfortwothousandyears.Alongtimeago,theywerelivinginthemarshlandhuntedofourcountryandwerethemainanimalshuntedbyourancestors.Latertheydisappearedinthewildbecauseofthevicissitudesofnatureandhuntingtoomuch.Formanydynatiestheyexistedonlyintheimperialhuntingparkontheoutskirtsofofahorse.Theywalk,trot,canterandgallopwhichnootherdeerdoes.In1894thewallsoftheImperialHuntingParkinChinawerewashedawayintheGreatFloods.Thedeerescapedintothecountryside.FouryearslaterduringtheBoxerMovementswhateverdeerremainedwereslaughteredforfloodorshotbyforeigntroops.Someofthemwerecapturedandtakentotheforeigncountriesbyforeigners.After1900,theywereonlyseeninanEnglishzooandaFrenchzoo.In1985,38miludeerwerebroughtfromEnglandbyourgovernment.TheywerekeptintheparkbuiltontheoutskirtsofBeijing,whichispartoftheformerImperialHuntingPark.Themiludeerhavecomehomeandsincethen,theirnumbershavebeenincreasingyearbyyear.TheFirstPeriodTeachingAims:1.Dosomelisteningandspeakingpracticetoimprovethestudents’listeningandspeakingskills.2.Learnsomethingabouttheendangeredanimals.3.Learnsomeusefulwordsandexpressions.TeachingImportantPoints:1.Improvethestudents’listeningandspeakingskills.2.Helpthestudentstomastertheuseoftheimportantwordsandexpressions.TeachingDifficultPoints:Howtohelpthestudentstoimprovetheirlisteningandspeakingskills.TeachingMethods:1.Listening-and-answeractivitytoimprovethestudents’listeningskill.2.Discussiontomakethestudentspractisespeaking.3.Explanationtohelpthestudentsmastersomewordsandexpressions.TeachingAids:1.ataperecorder2.aprojectorandsomeslides3.somepicturesofdifferentanimalsTeachingProcedures:Step.GreetingsGreetthewholeclassasusual.Step.WarmingupT:Didyouhaveaniceweekend?XiaoJun,whatdidyoudoattheweekend?S:Iwentswimmingwithsomefriends,andwehadaverygoodtime.T:Good.Ihadaniceweekend,too.Iwenttothezoowithsomefriends.Isawalotofanimalsandbirdsthere.Ilikethemverymuch.Doyoulikeanimals?Ss:Yes.T:OK.Today,we’regoingtotalkaboutanimals.Ithinkyou’llbeinterested.First,let’slearnthenewwordsinthisperiod.(Teacherdealswiththenewwordswiththewholeclass.)T:Now,you’veknownhowtoreadthenewwordsandIwillexplainsomethingtoyoubeforewestartourlesson.Lookatthescreen,please.(Showthefollowingonthescreenandexplainthem.)1.usefor/as/todoe.g.Iusemybikefor(going)shopping.Heusedthecardasabookmark.Iusetheknifetocuttheapple.2.indanger/outofdangere.g.Hislifewasindanger.Shewasveryill,butisnowoutofdanger.3.endangervt.e.g.Smokingendangersyourhealth.4.makesure(tofindoutforcertain)e.g.Shemadesurethatshehadturnedoffthegas.You’dbettermakesureofthetimeandplace.5.dieout(todisappearcompletely)e.g.Thiskindofbirdisdyingout.6.taketurns(at/in)doingsth.’tbothusethebikeatonce—you’llhavetotaketurns.Thethreebrotherstookturnsat/inlookingaftertheirsickmother.(Bb:usedfor/as/todo,in/outofdanger,endanger,makesure,dieout,taketurns)T:Now,pleaselookatthepicturesonPage64.There’rethreekindsofanimals.Whocantelluswhattheyare?S:Theyaretigers,Tibetanantelopesandpandas.T:Good.Weknowthatthepandaisakindofanimalwhichisindanger.Therearenotmanyofthemlivingintheworld.Whocantelluswhy?S:Letmetry.Therearefewareasleftwherepandascanliveandsomepeoplesometimeskillpandastosellthefur.T:Yes,quiteright.Pleasesitdown.ThetigerandTibetanantelopesarealsoanimalsindanger.Whocantelluswhythetigerisindanger?S:Peoplekilltigerstoselltheirfurandusetheirbonesformedicine.Andbecausetheforestswheretheylivearedestroyed,theycannolongerhideandhunt.T:Right.AndhowabouttheTibetanantelopes?S:Theyarehuntedfortheirwool.T:Good.Weknowthatmanyoftheanimalsintheworldareindanger.Now,pleasediscussthequestionsonthescreeningroupsoffour.(Showthefollowingonthescreen.)1.Doyouknowanyotherendangeredanimals?Whyaretheyindanger?2.Whyisitimportanttomakesurethatanimalsdonotdieout?3.Whatcanwedotohelpendangeredanimals?(Studentsdiscussforafewminutesandthentheteachermayasksomestudentstosaytheiranswers.)Suggestedanswers:1.Pangolin,rhinoceros,goldenmonkey,elephant,zebra,Chinesealligator,jackal,andsoon.They’reindangerbecausepeoplehavekilledtoomanyofthemandtheirhabitatshavebeendestroyedbyhumanbeings.2.Ifanimalsdieout,ourecosystemswillbedestroyedandwehumanbeingswilldieout,too.3.Wecanstoppeoplecuttingtoomanytrees,killinganimalsandpollutingrivers.Wecantellpeopletoprotecttheenvironmentfromnowon.StepⅢ.SpeakingT:Weknowthatanimalsarefriendsofhumanbeings.Ifyouwanttoseethemyoucangotothezoo.Lookattheblackboard,please.Herearesomeofthem.Now,whocanwritedownthenamebeloweachpictureontheblackboard?S:Lhezoo.Doyouthinktheyarehappyinthezooortheyprefertoliveinwild?Now,let’inpairs,Taketurnsaskingandansweringquestions.Onewillactasthereporter,anddifferentanimals.Afewminuteslater,I’llasksomepairstoactoutyourdialogues.(Ssprepareforthedialogueandteachermayhelpthem.Afewminuteslater,teacheraskssomepairstoactouttheirdialogues.)Suggesteddialogue1:A—thereporterB—atigerA:MayIaskyousomequestions?B:Ofcourse.A:Wheredidyoulivebeforetheybroughtyoutothezoo?B:Ilivedinaforestinthesouth.A:Howlonghaveyoulivedinthezoo?B:Aboutayear.A:Doyoulikelivinginthezoo?B:Yes,Ilikeit.A:Canyoutelluswhy?B:Yes.Ineedn’

’ssaferhere.A:Doyoumeanthatyoupreferlivinginthezootolivinginthejungle?B:Youareright.A:Doyouhaveanythingtosaytoallhumans?B:Yes,Iwanttotellthemtobuildbiggerzoosforus.Thenwewillfeelmuchmorecomfortable.Suggesteddialogue2:A—thereporterB—anelephantA:Nicetomeetyou.B:Nicetomeetyou.A:MayIaskyousomequestions?B:Sure.Goahead.A:Wheredidyoulivebeforetheybroughtyouhere?B:IusedtoliveinagreatforestinSouthAfrica.A:Howlonghaveyoulivedinthezoo?B:Abouttwoyears.C:Doyoupreferlivinginthezooorlivinginthejungle?B:Ipreferlivinginthejungle.A:Canyoutelluswhy?’trun,andIcan’tseemyfriends.I’shardformetogetusedtoit.A:Ifyoucouldsaysomethingtoallhumans,whatwouldyoutellthem?B:Iwouldtellthemnottodestroyforests,andnottokilltoomanyofus,ortheywillnotseeusanymoreinthefuture.Idon’tthinkthisisagoodthingforthem.A:Doyouthinkyoucangobacktoyourhomeoneday?B:Idon’tknow.Iknowthatpeoplearetryingtoletusgobacktoourhomesomeday,butfirstofall,theymustprotecttheenvironment.A:Iknowthathumanbeingshavealreadystartedtoprotecttheenvironment.Ithinkyoucangobacktoyourhomesomeday.B:Ihopeso.StepⅣ.ListeningT:Welldone.You’vemadeexcellentdialoguesaboutanimals.Weknowthatanothercauseofanimals’dyingoutispollution.Now,let’sdosomelisteningpractice.It’saboutpollution.First,lookatthescreen,please.I’llexplainsomethingtoyoutohelpyouknowwhattodoexactly.(Showthefollowingonthescreen.)1.solvevt.e.g.Wesolvedthemathsproblem.Hefinallysolvedthedifficultyoftransportation.2.solutionn.(ananswertoadifficultyorproblem)’sdifficulttofindasolutiontothisproblem.Itwasaverygoodsolutiontomydifficulty.3.dealwith(attendto,managesomething)’lldealwiththeproblematonce.Therearetoomanydifficultiesforustodealwith.4.way+todos