Unit3ConservationTopicTalk课件高中英语北师大版选择性

TopicTalkPeriod1Unit3Conservation文本分析WhatHowWhy作为本单元的单元导入，为本单元的内容做了充分的主题和词汇的铺垫。学生通过学习大自然受人类活动的影响、大自然被破坏的方式及人类保护自然的积极行动相关表达，感知保护大自然的重要性。本课属于“人与自然”主题，倡导学生改变生活方式、激发学生保护自然的意识。本课以两段听力对话为主要内容：第一段对话围绕地球面临最大的环境问题展开，说话者列举了破坏环境的因素并倡议使用清洁能源和回收利用废弃物；第二段对话以犀牛被非法猎取为例激发学生保护动物的意识。第一段对话描述人类使用不可循环和不可回收资源对自然环境造成了巨大威胁，由humanactivities,thingstobeprotected,wayswedestroynature和positiveactions几部分构成。第二段对话提出了保护濒危动物的倡议，常用表达包括workonprotecting…,beillegallyhuntedfor…,makeeveryoneknow…,anincrediblyurgentmatter等。1.Obtainthedetailedinformationabouttheconservationfromdifferentaspects.（语言能力，学习能力）TeachingObjectives学习理解应用实践迁移创新2.

ExpressopinionsonconservationbyusingthelanguagesinTextBuilder.(语言能力、思维品质）3.Writeashortparagraphonconversation.(语言能力、思维品质、文化意识）Attheendofthelesson,thestudentswillbeableto:TeachingProcedures

学习理解类感知与注意以美国“Conservation”系列邮票图片导入话题，通过图片激发学生兴趣并介绍Whatisconservation。

学习理解类获取与梳理概括与整合●通过头脑风暴，引导学生谈论：Whatneedstobeprotected?

Whydotheyneedprotection?Whatshouldwedo?激活学生已有语言知识。●听前进行词汇铺垫，为学生获取信息提供语言支持。●听第一段听力，通过补全TextBuilder的句子培养学生获取信息能力；通过完成summary和运用TextBuilder中的语言谈论yourfeelingsonconservationorhowtoprotecttheenvironment，初步内化语言。●听第二段听力，通过记录关键词回答conserverhinos的相关问题，培养学生提取和概括信息能力。运用本课所学知识进行书面产出：writeashortparagraphaboutwhatyouknow,howyoufeelandwhatyouneedtoprotecttheenvironmentinthefuture.迁移创新类内化运用01ActivateandTalk01Whatisconservation?Conservationissavingandprotecting

theenvironment,historicalobjectsorworksofartsuchaspaintings,sculptures,orbuildings.Theconservationofasupplyofsomethingisthecarefuluseofitsothatitlastsforalongtime.theconservationofnaturalresources/natureconservation

conserve

（v.）energyExample

Whydotheyneedprotection?Ourenvironmentneedsprotection.Weusecarstoomuch,whichisbadforboththeenvironmentandourhealth.Talkaboutthethingsthatneedtobeprotected....Whatshouldwedo?ConservationWhatneedstobeprotected?Activity1theclimateExample:Weshouldpromoteenergyconservation.Themorefossilfuelsareburned,themoreourenvironmentishitbypollution.Evenswitchingoffabulbwhennotinuse,helpsinreducingtheconsumptionofsomefuelsource,whichisburnttoproduceenergy.Talkaboutthethingsthatneedtobeprotected.Activity1PreviewtheInformation02Activity2ReadtheTextBuilder.farm(v.)toworkasafarmer

threat

(n.)someoneorsomethingthatisregardedasapossibledanger

mining(n.)theprocessofgettingcoalandothermineralsfromunderthegroundgreenhouseeffectdrivingcarscuttingdownforestsdeforestationitem(n.)asinglearticleorobjectdoourpartminerals,forests,wateretc.ListenforInformation03Activity3Listenforinformation.ConservationIreallyfeelstronglythatweneedtochangethewaywe______inordertoprotect_________.Icanseethat___________________isoneofthebiggestthreatstoourplanet.Weallneedto_____________________________________.liveourplanettheuseofoilandcoalrecycleandreducetheamountofwasteTextBuilderExpressYourself04A：Whatenvironmentalchallengesistheworldfacingnow?B:Icanseethat_________________isoneofthebiggestthreatstoourplanet.A:Whatpositiveactionsdoweneedtotaketoprotectourenvironment?B:Weneedto_________________________________________.Whatdoyouthinkneedstobeprotected?A:Ithink____________needsprotection.Ifwedoourpart,wecanliveahealthierlifeonEarth.Activity4Interactwithyourpartnersandexchangeyourfeelingsoropinionsonconservation.UsetheTextBuildertotalkaboutyourfeelingsonconservationorhowtoprotecttheenvironment.Activity4Ireallyfeelstronglythatweneedtochangethewaywetravelinordertoprotectourenvironment.Icanseethatdrivingcarsisoneofthebiggestthreatstoourplanetsinceitemitsgreenhousegasesandcausesairpollutionlikesmog.Weallneedtocycleandwalkmore.Wecanalsochoosetodriveelectriccarstoavoidusingfuelslikeoil,sothatwecanhelpsaveenergyandresources.Anyway,weshouldplayourpartinprotectingtheenvironment.ListenandThink02extinct:

nolongerinexistencerhinoillegallyhuntedillegal:notallowedbythelawneedstobedealtwithimmediatelyincrediblyurgent:hornNewwordsinP51Activity2:

Listentothedialogue.Answerthequestions.WhyisDr.Bradshawworkingonprotectingrhinos?Whatdopeopledotorhinos?WhatdoesDr.Bradshawsuggestdoing?Whatmayhappen,ifwedon’tdosomethingnow?Activity2:

Listentothedialogue.Answerthequestions.Takenotesofkeywords.WhyisDr.Bradshawworkingonprotectingrhinos?Whatdopeopledotorhinos?WhatdoesDr.Bradshawsuggestdoing?Whatmayhappen,ifwedon’tdosomethingnow?Becauserhinosareindanger.Heworksonprotectinganimalsindanger.Atpresent,heisinarhinoprotectingprogramme.Activity2:

Listentothedialogue.Answerthequestions.WhyisDr.Bradshawworkingonprotectingrhinos?Whatdopeopledotorhinos?Somepeopleincorrectlythinkrhinos’hornsareusefulinmedicineandillegallyhuntthem.WhatdoesDr.Br