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2019-2020年九年级英语全册Unit13We’retryingtosavetheearth第1课时教案新版人教新目标版
一、【教材分析】教学目标知识目标
1.学习并掌握下列单词litterbottomfishermancoalpublicuglyadvantagecostwoodenplastic
2.能正确使用以下常用表达thebottomofbefullofusedtodosth.playapartindoingsth.cleanitupbebadlypollutedtoomuchrubbishandwasteturn…intocutdowntakethebusorsubwayinsteadofremembertodosth.makeadifferenceleadto
3.能熟练掌握并使用下列重点句式
(1)Eventhebottomoftheriverwasfullofrubbish.
(2)Itusedtobesoclean!
(3)Peoplearelitteringintheriver.
(4)Everyoneinthistownshouldplayapartincleaningitup!
(5)Thisturnsbeautifulparksintouglyplaces.
(6)Theairhasbeereallypollutedaroundhere.I’mreallygettingworried.
(7)Tocutdownairpollutionweshouldtakethebusorsubwayinsteadofdriving.
(8)Otheradvantagesofbikeridingarethatit’sgoodforhealthanditdoesn’tcostanything!
(9)Remembertothrowrubbishinthecansandkeeppublicplacescleanandbeautifulforeveryone.
(10)Ouractionscanmakeadifferenceandleadtoabetterfuture!能力目标谈论各种环境污染问题,引起污染的原因以及解决的对策情感目标了解环境污染的坏处,树立环保意识教学重点讨论环境污染问题教学难点用所学的知识谈论环保问题教学方法情境教学法;任务型教学法
二、【教学流程】环节师生活动二次备课I.复习热身
1、检查生词预习
(1)先通过PPT呈现本课的单词,教师领读,学生跟读,并帮助学生正音
(2)做题巩固根据句意和首字母提示写出所缺的单词
①Eventheb______oftheriverwasfullofrubbish.
②Peoplearel_______intheriver.
③Othera_________ofbikeridingarethatit’sgoodforhealthanditdoesn’tcostanything!
④Inevertakew_______chopsticksorplasticforkswhenIbuytakeawayfood.
⑤Ouractionscanmakead_________andleadtoabetterfuture!答案
①bottom
②littering
③advantages
④wooden
⑤difference
2、自由交谈Talkaboutdifferentkindsofpollution NoisepollutionAirpollutionWaterpollutionⅡ.感知体验感知
1.PPT展示下列图片,引导学生初步感知种种污染问题体验
1.分组谈论图片展示的污染问题感知
2.环境污染问题严重,如何保护地球呢?创设问题情景,引导学生思考环境保护的方法·Youdrinkacanofcola.Whatdoyoudo·Therearealotofoldnewspapersatyourhome.Whatdoyoudo·Yougoshopping.Whatdoyoudo·Whenyouwriteonapieceofpaperwhatdoyoudo体验
2.分四个小组分别讨论上述问题S1:Ithrowawaycans.S2:Irecyclecans.S3:Youthrowawaythecans.That’sbadfortheEarth.Yourecyclethecans.That’sgoodfortheEarth.Ⅲ.强化巩固
1.处理教材1a,1b,1c的内容1Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.答案:Noisepollution carsfactoriessmokingbuildinghousesburningpowerplantsnuclearwastedisposalAirpollutionLoudmusicplanesbuildinghousesmobilephonesmachinescrowdsWaterpollution rubbishlitteringshipsfactoriessewageindustrialwastepesticides2Listenandfillintheblanks.Thenmatchtherestaurantswiththestatements.
①Theriverwas_________.Eventhebottomoftheriverwasfullof________.Therewerenomore_____forfishmentocatch.
②Peoplearethrowing_____intotheriver.Factoriesareputting_______intotheriver.
③Weshouldwritetothe________andaskthemto___________thefactories.Everyoneshouldhelp________totheriver.答案
①reallydirtyrubbishfish
②litterwaste
③governmentclosedowncleanup3Role-playtheconversation.—Theriverhasalwaysbeenthenicestriverinthistown.—Yesitusedtobesoclean.—ButIwastherelastweekendandtheriverwasreallydirty.—Whatcausedtheproblem—Peoplearethrowinglitterintotheriver.—Whatshouldwedo—Factoriesarealsoputtingwasteintotheriver.—Yeseveryoneinthistownshouldplayapart.
2.处理教材2a,2b,2c的内容1Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.答案:AB2Listenagainandpletethesentences.
①Theairisbadlypollutedbecausethereare________ontheroadthesedays.
②Factoriesthatburncoalalso________theairwithalotofblacksmoke.
③Thereisalsotoomuchrubbishandwaste.People________thingsawayeveryday.
④Peoplearealsolitteringin________likeparks.Thisturnsbeautifulparksintouglyplaces.答案
①morecar
②pollute
③arethrowingaway
④publicplaces3Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.A:Theairhasbeereallypollutedaroundhere.I’mgettingveryworried.B:YesIusedtobeabletoseestarsinthesky.
3.语言知识点的归纳整理
(1)We’retryingtosavetheearth!我们正在竭尽全力拯救地球!trytodo=tryone’sbesttodo努力去做某事►Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习,每个学生都应该努力学习
(2)Everyoneinthistownshouldplayapartincleaningitup!playapartin在……方面起作用►Agooddietplaysalargepartinhelpingpeoplelivelonger.健康的饮食在帮助人们长寿方面起着非常大的作用
(3)usedto…
①usedto的意思是“过去经常”,其中的to是不定式符号,不是介词,所以其后接动词原形不接动名词►HeusedtoliveinParis. 他过去一直住在巴黎
②usedto 与 beusedto的用法比较·usedto 意为“过去经常”,其中的 to 是不定式符号,后接动词原形►HeusedtoliveinParis. 他过去一直住在巴黎·beusedto 意为“习惯于”,其中的to是介词,后接动名词►Heisusedtolivinginthecountry. 他已习惯于住在乡下
(4)should的用法should后接动词原形
①表示“应该,应当”►Youshouldhelpyourmotherwiththehousework.你应该帮你母亲做家务
②表示“可能,该=willprobably”►Heshouldarrivesoon他可能很快就到了
③should与oughtto的比较·除表示“万一”“竟然”等只能用should外,表示“应该,应当”“可能”等,两者可互换,只是oughtto的语气稍重►Yououghtto/shouldworkharderthanthat.你应当更努力地工作·should强调主观看法,而oughtto强调客观要求►WeoughttogoandseemymotherinhospitaltomorrowbutIdon’tthinkwewill.我们按理应当在明天去看看住院的母亲的,但我主认为我们不会去Ⅳ.实践应用分小组进行对话练习—Theriverhasalwaysbeenthenicestriverinthistown.—Yesitusedtobesoclean.—ButIwastherelastweekendandtheriverwasreallydirty.—Whatcausedtheproblem—Peoplearethrowinglitterintotheriver.—Whatshouldwedo—Factoriesarealsoputtingwasteintotheriver.—Yeseveryoneinthistownshouldplayapart.Ⅴ.总结反馈
1.结合板书和课件,让学生盘点所学词汇和重要句型词汇litterbottomfishermancoalpublicuglyadvantagecostwoodenplastic,thebottomofbefullofusedtodosth.playapartindoingsth.cleanitupbebadlypollutedtoomuchrubbishandwasteturn…intocutdowntakethebusorsubwayinsteadofremembertodosth.makeadifferenceleadto重要句型
(1)Eventhebottomoftheriverwasfullofrubbish.
(2)Itusedtobesoclean!
(3)Peoplearelitteringintheriver.
(4)Everyoneinthistownshouldplayapartincleaningitup!
(5)Thisturnsbeautifulparksintouglyplaces.
(6)Theairhasbeereallypollutedaroundhere.I’mreallygettingworried.
(7)Tocutdownairpollutionweshouldtakethebusorsubwayinsteadofdriving.
(8)Otheradvantagesofbikeridingarethatit’sgoodforhealthanditdoesn’tcostanything!
(9)Remembertothrowrubbishinthecansandkeeppublicplacescleanandbeautifulforeveryone.
(10)Ouractionscanmakeadifferenceandleadtoabetterfuture!
2.当堂练习单项选择
(1)He_____gooutwithhisparentsbutnowhe_____stayathomealone.A.useto;isusedtoB.isusedto;usedtoC.useto;usedtoD.isusedto;isusedto
(2)Theinterestingbook_____me10yuan.A.tookB.paidC.spendD.cost
(3)Wemustdosomethingusefulto_____pollution.A.cutoffB.cutupC.cutdownD.cutin
(4)Smokingcan_____lungcancer.You’dbettergiveitup.A.workonB.leadtoC.takeawayD.putout答案
(1)A
(2)D
(3)C
(4)BⅥ.作业布置Reviewthenewwordsandexpressions.Practicetheconversationin2d.
三、【板书设计】Unit13We’retryingtosavetheearth!SectionA1a—2dEventhebottomoftheriverwasfullofrubbish.Itusedtobesoclean!Peoplearelitteringintheriver.Everyoneinthistownshouldplayapartincleaningitup!
四、【教学反思】。