高中英语Unit4 Wildlife Protection教案period3新人教版必修3VIP免费

Period3AsamplelessonplanforUsingLanguage(ANIMALEXTINCTION)IntroductionLanguageislearnedtobeusedinandforcommunication.Sointhisperiodweshallhavethelistenandreadaloudtothetape,readandcopy,speakandwriteinEnglish,allcenteringaroundwildlifeprotection,makinguseofthewords,expressions,structuresandtopicideascoveredinthisunit.Objectives■Tohelpstudentsreadashortpassageaboutdinosaursonpage30■Tohelpstudentsreadandsayaboutdodo■TohelpstudentswritealettertododoProcedures1.WarmingupbyreadingtothetapeLet’swarmupbyreadingaloudtotherecordingofthetextANIMALEXTINGCTIONonpage30.2.ListeningaboutDINOSAURSNowI’dliketotellyousomethingabouttoptenreasonsthatdinosaursdiedout...10.Evolutionarydateskeptslipping.9.Over-relianceonprogramminglanguagesfromthePaleozoicera.8.DemandforlargeDinosaursleveled-offandattemptstostimulateinterestbyproducingsmallDinosaurswerenotsuccessful.7.Nocturnalscavengermarketwascededtomammalsonthemistakennotionthatitwasalow-volume,dead-endniche.6.TotalQualityManagement.5.Inabilitytoeffectivelyutilizemassively-parallelevolution.4."Restructuring"eliminatedasteroidtrackinganddisasterplanninggroups.3.LossofpopularandarticulateTyrannosaurusRextothepublicsector.2.DinosaurMissionStatementdidnotincludeanyformoftheword"empower."AndthenumberonereasonthatDinosaursdiedout...1.Extraneousbarrierwait()callattheKT(Cretaceous/Tertiary)boundary.用心爱心专心3.ReadingandcopyingNextweshallgobacktothetextABOUTDINOSAURSonpage30againtoreaditandcopydownalltheexpressionsintoyournotebook.UsefulphrasesfromANIMALEXTINGCTIONduringthelonghistoryoftheearth,liveontheearth,tensofmillionsofyearsago,cameintobeing,eggsoffivespecies,ararenewspecies,abird-likedinosaur,climbtree,tell…from…,dieout,hittheearth,put…intotheair,gethot,liveon,knowforsure,inthesameway,listentothestoryabout…,disappearfrom…4.ReadingtoanswerquestionsReadthequestionsinthetablebelowandscanthetexttoanswerthem.Whendiddinosaursliveonearth?TensofmillionsofyearsagoWhendiddinosaursdieout?About65millionyearsagoWhyandhowdiddinosaursdieout?Nobodyknowsforsurewhyandhowdinosaursdieout?5.ListeningaboutthedodoHaveyoueverheardofthedodo,ananimalthathasalsodisappearedfromtheearth?TheMauritiusDodo(Raphuscucullatus,calledDidusineptusbyLinnaeus),morecommonlyjustDodo,wasametre-highflightlessbirdoftheislandofMauritius.TheDodo,whichisnowextinct,livedonfruitandnestedontheground.Nextwearegoingtolistentothetapeanddoexercises1and2onpage30ondodo.5.SpeakinginpairsabouthelpingthedodoZhaoYannan:TheDodowasdriventoextinctionbysailorswhentheydiscoveredtheislandofMaritiusinthe17thcentury.Itisoneofthefirstdocumentedhumaninducedextinctions.ZhaoYanfei:Whatapitythatwecannotfindanydodonow.Imaginewearewiththedodo,Yannan,whatcouldwedotohelpit?ZhaoYannan:ThenIwouldintendtohideitinacave,sothatsailorscouldnotfindit.ZhaoYanfei:IfIwerethere,Iwouldtrytotrapthemastheywerecatchingandkillingthedodo.Puttingmanwhoisharmfultothedodoinacageandattackinghimisthebestwaytoprotectand用心爱心专心savethedodo.ZhaoYannan:I’dliketoandI’mreadyto,teachmanhowtobefriendswithanimals,includingthedodo.Themanandthedodocanbelivingsidebysideontheearth.Theycanbehappytogether.ZhaoYanfei:IwouldrathernottellyouwhatIthinkofman.Heisselfishandcruel.Hecaresonlyforhimselfandthatiswhysomanyanimalshavedisappearedfromthisearth.Puttingthebadmeninacageistheonlywayout,Iamsure.7.ClosingdownbywritingtothedodoAllrightnow,boysandgirls,toendthisperiodnextyouaretowritealetteroranemailtothedodotellinghimwhatyouaregoingtodotosavehim.By1681,thelastdododied,andthespeciesbecameextinct.Afterhundredsofyears,noonerecalledwhatadodobirdwas,anditwasregardedasamythinventedbyimaginativesailors.Itwasn'tuntilthe1900’swhentheboneswerefoundthatthedodowasbelievedtobereal.Today,thedodobirdisasymboloftheharmhumanscanbringtootherlivingthingsifweareirresponsible.用心爱心专心