人教版必修1上学期第十单元阅读课件.ppt

Theworldaroundus,now,hundredsofyearslater,4.6billionyearsago,Theearthisbeingpolluted!,hundredsofyearsago,Whathavewedonetotheearth?,Areweendangered?,humanbeings,C:Wehumanbeingscouldntsurvivealone.,A:Whatcausesendangerment.(濒危),B:Wecandoalottohelptheendangeredanimals.,Fastreading,Matchthemainidea,Para.1:Para.2:Para3:,CarefulreadingListenandreadafterthetape,thendosomeexercises.,Para1Whatwehumandomaketheanimalsandplantsendangered.,Heisanenvironmentalexpert(环保专家)whotriestokeepanimalsandplantsfrombecomingendangered.,WhoisSteveJones?,SteveJonestalkstothepeople_.A.inalecturehallofauniversityB.whenheisshowingthemaroundaparkC.inazooinBirminghamD.inagreenparkinLondon,SteveJonessaid”wedontalwaysdowhatwesay”means_.A.protectingtheenvironmenthasbecomeahabitB.sometimessayingisonething,doingisquiteanotherC.humanbeingsarealoneintheworldD.humanbeingsalwaysdowhattheysay,Whatshappeningtotheanimalsandplantsontheearth?,Manyoftheearthsplantsandanimalshavediedout,severalotherspecies(物种)areendangered.,HowmanyreasonsdoesSteveJoneslist?,A.3B.2C.4D.1,Para.2:Thereasonswhyanimalsandplantsbecomeendangered.,Whatarethereasons?1)thehabitatischangedorbedestroyed.2)newspeciesistoostrongorusetoomuchinthehabitat.3)humanorotheranimalsusetoomuchofplantorkilltoomanyanimals,Whatdotheanimalsandplantsneedtohavetolive?,Animalsandplantsmusthaveahabitatorhome,whichiscomfortableandclean,andwherethereisenoughfoodandotherresources(资源).,Firstofall(首先),whatdowehumanbeingsneedtolearn?,Weneedtolearnmoreaboutanimals,plantsandtheenvironment.,Para3.Wecandoalottohelptheendangeredanimals,Whichofthefollowingisnotthewaytohelptheendangeredanimals?,.,Learnmoreaboutanimals,plantsandtheenvironmentCutdownthetreestobuildasmanyhousesaspossible.CreatemorespaceforanimalsandplantsNotpollutingtheenvironment.,FurtherunderstandingTrueorfalsework.,1.WeoftentakegoodcareofourselvesandtheplanetaccordingtowhatSteveJonessaid.,2.Manyplantsandanimalsintheearthhavediedout,andseveralotherspeciesareendangered.,F,T,3.Wehumanshoulddoinawaythatdontharmotherlivingthings.,4.Habitatisaplacewhichissuitablefortheanimalsandtheplants.,T,T,5.Plantsoranimalswillbeendangeredwhentheycantadapttothechangeoftheirhabitat.,6.Plantsoranimalsdonthavetochangewhenanewspeciescomes.,T,F,7.Peopleshouldknowmoreaboutwhatcausesendangermentandtakemeasuresbeforeitistoolate.,8.Creatingmorespaceismoreimportantforhumansthanforanimalsandplants.,T,F,Consolidation,1.Johnisdoingwhathecantosavetheanimals_(濒危).2.TherearemanypeopleIwanttothankforhavinghelpedmewinthisaward,but_（首先）Iwanttothankmymother,whofirsttaughtmetorecyclewhenIwasveryyoung.,indanger,firstofall,3.Thereremanydifferentanswerstothequestionwhydinosaurs_(灭绝)about65millionyearsago.,4.Thewaterinthisriverhasbeenseriouslypolluted.Manyfishesdieeveryday.Wehaveto_(采取措施)tosolvethisproblem.,died,out,take,measures,5.Aspeciescanbecomeendangeredifits_（栖息地）isdestroyedorchanged.,habitat,adapt,to,endangered.,6.Mostspeciesareableto_（适应）smallchanges,butifthechangesaretoolargeorsudden,aspeciesmaybecome_.,Jennifersherlist:,1)Iwillpickuprubbishfromtheground.2)Iwillnotuseplastic(塑料)bags.3)Iwillrecyclebatteries(电池).4)Iwilltellmyfriendstoprotecttheenvironment.,Discussion:,“GreenSchool”,Whatwillyoudotomakeourschoolorenvironmentmorebeautiful?Pleasemakealist.,IllnotthrowrubbisheverywhereandcollectglassbottlesIlltakecareoftreesandflowersandnotletanyonedestroythem.Illmakegooduseofeverythingtosaveresources,andencourageallmyfriendstodoso.,Mylist,Animalsandplantsareendangered,Naturalreasons,Humanbeings,1.Thehabitat.,2.Newspecies.,3.Overuseresources.,Pollutingtheair.,Pollutingthewater,Cuttingdowntrees,Killinganimals.,.,Whatwecandotoprotecttheendangeredanimalsandplants,Pollutingtheearth,Whatwecando,Creatingmorespace.,Plantingtrees.,Buildingabirdhouseorpark.,Settinganimalsfree.,Thesmallthingswecandoforourschool,.,Agame,OurearthOurfutureJustsaveit!,Homework:,1)makesentencesofthesephrasestakemeasures,adaptto,firstofall,dieout2)P67:finishwordstudy.P140:Finishvocabulary,1.2.33)Reviewthetext,Next,letsenjoysomeotherwildanimals,Thankyou,THANKS,Airpollution,SoilPollution,WaterPollution,Cuttingdowntoomanytrees!,Killingtoomanyanimals!,Miludeerpark,Creatingmorespacesforthewildanimals.,Plantingmoretrees,Notpollutingtheenvironment,Plantingmoretrees,Thehabitatischangedordestroyed,Browntreesnake（棕树蛇）,棕树蛇原来分布于从印度尼西亚东部到所罗门群岛的岛屿和澳大利亚的北部。然而，在1950年左右，棕树蛇经军事运输由新几内亚意外引入到关岛后，就迅速“占领”了这一地区。至今当地已有至少四分之三的森林鸟类因此而灭绝，半数的蜥蜴，相当数量的蝙蝠也濒临灭绝的危险，而关岛特有的12种鸟类也因为它们的入侵而“消失殆尽”。,newspeciesistoostrong,Humanorotheranimalsusetoomuchofplant,Greenguards,Collectingbatteries,Aclassparty,Cleaningtheground,Reusingthewastethings,Drawingpicturesaboutnature,Blackboardnewspaper,1)keep.fromdoingsomething阻止