新版人教版新目标九年级英语unitunit13-1教案

单元总览本单元的核心主题围绕“环境保护与污染”展开，旨在引导学生关注身边的环境问题，学习相关词汇与表达，并能就环境议题进行简单的讨论和表达个人观点。通过本单元的学习，学生不仅能提升语言技能，更能培养环保意识和社会责任感。第一课时：SectionA(1a-2d)一、教学目标(TeachingObjectives)1.知识与技能(KnowledgeandSkills)*学生能够听懂、会说、认读并初步运用与污染及环境相关的核心词汇，如：litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic,takeaway,bin等。*学生能够理解并运用谈论污染类型及后果的句型，如：*Whatkindofpollutiondoyouthinkisthemostserious?*Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.*Itusedtobesoclean.*Peoplearethrowinglitterintotheriver.*学生能够听懂关于环境污染的简短对话，并从中获取关键信息。*学生能够初步运用所学词汇和句型描述身边的环境污染现象。2.过程与方法(ProcessandMethods)*通过图片展示、情景创设等方式，引导学生感知和理解新词汇与话题。*引导学生通过观察、比较、归纳等方法学习语言知识，培养自主学习能力。3.情感态度与价值观(AffectiveObjectives)*增强学生的环境保护意识，认识到保护环境的重要性和紧迫性。*培养学生关注社会、勇于承担社会责任的意识。*鼓励学生积极思考解决环境问题的方法，从我做起，从小事做起。二、教学重难点(KeyandDifficultPoints)1.教学重点(KeyPoints)*掌握与污染及环境相关的核心词汇。*理解并运用谈论污染及其影响的基本句型。*能听懂并参与关于环境话题的简单对话。2.教学难点(DifficultPoints)*正确运用新词汇描述不同类型的污染及其后果。*理解并运用“usedto”结构谈论过去与现在的对比。*在实际交流中流畅表达自己对环境问题的看法。*教材、多媒体课件(PPT)*图片或短视频：展示不同类型的污染（如空气污染、水污染、垃圾污染等）*单词卡片*录音机或播放设备四、教学过程(TeachingProcedures)Step1:Warming-up&Lead-in(5-7minutes)*T:Goodmorning,class!Howareyoutoday?*(引导学生简单描述看到的景象，自然过渡到环境话题)2.Picture/VideoPresentation:*T:Today,let'stalkaboutourenvironment.First,let'slookatsomepictures/videos.(展示环境污染的图片或短视频，如堆满垃圾的街道、被污染的河流、工厂排放黑烟等)*T:Whatdoyouthinkofthesepictures?Howdotheymakeyoufeel?(引导学生用简单的词语表达感受，如sad,terrible,worried等)*T:Theseareallexamplesofenvironmentalproblems.Today,we'lllearnmoreaboutpollutionandhowitaffectsourlives.Step2:Presentation(15-20minutes)1.VocabularyLearning(1a):*T:Lookatthepicturesin1a.Theyshowdifferentkindsofpollution.Let'smatchthewordswiththepictures.*(呈现图片，引导学生看图，并学习新词汇：litter,bottom,coal,ugly,plastic等。可以通过实物、动作或简单解释帮助学生理解词义。)*Forexample,"litter"–showapieceofpaperonthefloorandsay"Thisislitter.Peoplethrowlittereverywhere."*"Plastic"–showaplasticbottleandsay"Thisismadeofplastic."*带领学生认读单词，注意发音。*完成1a的匹配练习，核对答案。2.ListeningPractice(1b):*T:Now,let'slistentoaconversationbetweentwopeopletalkingaboutpollution.Whatkindofpollutionaretheytalkingabout?*播放1b录音，学生听并圈出听到的污染类型。*核对答案，可再播放一遍，让学生跟读，注意语音语调。*学生两人一组进行对话练习，教师巡视指导，关注学生词汇的运用和句型的正确性。*邀请几组学生展示对话。4.ListeningPractice(2a,2b):*T:Let'slistentoanotherconversation.Areporterisinterviewingafishermanabouttheriver.First,lookat2a.Whatdoesthefishermansayabouttheriver?Check(√)thewordsyouhear.*播放2a录音，学生完成练习。*播放2b录音，学生完成填空。*核对答案，讲解重点词句，如"Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.""Itusedtobesoclean."(重点讲解"usedto"的用法，表示过去常常/过去是某种状态，现在已不是。)Step3:Practice(10-12minutes)1.Role-play(2c):*T:Now,let'srole-playtheconversationbetweenthereporterandthefisherman.Youcanusetheinformationin2aand2b.*教师可先与一名学生示范。*学生两人一组进行角色扮演，鼓励学生模仿语音语调，并适当加入自己的语言。*邀请几组学生上台表演。2.Discussion(OralPractice):*T:Thinkaboutaplacenearyourhomeorschool.Hastheenvironmenttherechanged?Forexample,ariver,apark,orastreet.Howwasitinthepast?Howisitnow?Whatcausedthechange?*(引导学生运用"usedto"结构和所学词汇描述环境的变化。)*学生小组讨论，然后请几位学生分享。Step4:SummaryandHomework(3-5minutes)1.Summary:*T:Today,we'velearnedsomenewwordsaboutpollutionandtalkedaboutdifferentkindsofenvironmentalproblems.Wealsolearnedhowtouse"usedto"totalkaboutthepast.Remember,protectingourenvironmentiseveryone'sresponsibility.2.Homework:*Copythenewwordsandphrasesinthislessonandreviewthem.*Writeashortparagraph(50-80words)aboutakindofpollutionyouaremostworriedabout,andwhy.*Preview2d.五、板书设计(BlackboardDesign)Unit13We'retryingtosavetheearth!SectionA1a-2dNewWords:*litter(v./n.)*bottom(n.)*fisherman(n.)*coal(n.)*ugly(adj.)*advantage(n.)*cost(n./v.)*wooden(adj.)*plastic(adj./n.)*takeaway(n.)*bin(n.)KeyStructures:*Whatkindofpollutiondoyouthinkisthemostserious?*Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.*Itusedtobesoclean.(过去常常/过去是…)*Peoplearethrowinglitterintotheriver.EnvironmentProtectionisEveryone'sDuty!六、教学反思与调整建议(TeachingRefle