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1、英语高三新人教版选修九:Unit4教案(1)英语:Unit4《Exploringplants》教案(1)(新人教版选修9)教学内容:Plantexplorationinthe18thand19thcenturies语言材料分析:本册书针对的是高三学生。本节为本单元第二课时,主要介绍了欧洲18和19世纪的植物探险。本文简要地介绍一些著名的探险家和他们所取得的成果。文章属于总─分的结构。通过本文的学习,学生可以扩大视野,了解一些植物探险方面的知识。但是这篇文章篇幅上很长,信息量很大对学生理解该文造成了一定的难度。
2、因此,在本课前要考虑这一问题,帮助高三学生提高阅读速度和对细节信息的分析。Teachinggoals:1.Languagetarget:A.Keywordsandphrase:exotic,conflict,container,restriction,datebackto,appealtoB.Keysentencesa.Collecting“exotic”plants,astheyarecalled,datesbaketotheearliesttimes.b.However,itwasnotuntilthee
3、ighteenthandnineteenthcenturiesthattheexplorationofthebotanicalworldbeganonalargescale.c.OneofthecollectorswasFatherFarges,whocollected37seedsfromatreethathasappealedtohim.d.TheEuropeanclassestookgreatinterestincollectingplants.e.Largenumbersofseedsfailedto
4、growafterlongseavoyages.2.AbilitygoalsA.Studentsgetsomeinformationonplantexploration.B.Studentsgetthemainidea,findandinferinformationaccordingtothereadingmaterial.C.Studentsexpresstheirideasafterreading.D.Studentshelp,cooperateandcommunicatewitheachother.Te
5、achingimportantpointsToenablestudentstounderstandthereadingmaterialbyusingpredicting,skimming,scanning,analyzing,summarizingandinferringafterreading.Teachingdifficultpoints1.Toenablestudentsmakeuseofgiveninformationtoexpresstheiropinionsonthepassage.2.Helps
6、tudentsobservelanguagepointsandprepareforthegrammarrevision.TeachingmethodsTask-basedlearningapproach,competition,groupwork,discussionTeachingaidsMulti-mediacomputerplatform,groupcardsTeachingproceduresStep1.Lead-in(3’)A.Dividethewholeclassintosmallgroups.B
7、.AvideoclipFocus:Toarousestudents’interestandgivethetasktostudents.Step2.Pre-reading(3’)Predictaccordingtothetitle.Theauthormaytellus_____inthispassage.A.someplantsfromothercountriesB.theeventshappeninginplantexplorationC.howtoexploreplantsD.famousplantcoll
8、ectorsFocus:Studentscanmakepredictionafterobservingthetitlecarefully.Step3.WhilereadingPart1.FastreadingReadforthemainideaandsolvethetaskgiveninpre-reading.(Studentsworkingroupsandworkoutthequestions).