高中英语新牛津译林版必修第三册 Unit 1 Nature in the balance Extended reading 教案

Book3Unit1NatureinthebalanceExtendedreadingNewsthatMatters:pollutioninNorgateTeachingAimsBytheendofthissection,studentswillbeableto:1.understandtheTVshowtranscriptaboutapollutedcity;2.summarizethemainviewpointsofthehostandthreeguests;3.comeupwiththeirownideasabouttherelationshipbetweeneconomicdevelopmentandenvironmentalprotection;Teachingimportantpoints1.Toreadandunderstandthetranscript;2.Towriteaboutwhattheworldwillbelike20yearsfromnow.TeachingProceduresStep1Lead-inStudentsbrainstormdifferentkindsofpollution.Studentsthinkaboutthepollutiontheyhavemetorheardofbefore.Step2Reading1.FirstreadingTheteacherhasstudentsanswerthefollowingquestion.Whatkindsofpollutiondoyouthinkthecitieshavenow?2.SecondReadingTheteacherhasstudentsfinishPartAonPage12.Summarizethemainviewpointsofthehostandthreeguests.3.ThirdReadingTheteacherhasstudentsfindthesupportingdetailsofthethreeguestsandthehost.Step3knowledgepoint=1\*ROMANI.words1.smog/smog/n.[U,C]雾霾，烟雾拓展：smog是由smoke和fog两个词各取一部分缩合而成的一个新词。如：brunch是由breakfast和lunch缩合而成，意为“早午餐",motel是由motor和hotel缩合而成，意为“汽车旅馆”。2.colour熟词生义vt.给……着色,给……染色例句：Therisingsunclouretheskybrightre.冉冉阳把天空染得通红。3.irresponsibleadj.不负责任的单词拆解：前级ir-(不，非)+responsible(adj.有责任)一irresponsib4.economic/iska'nomik/adj.经济的，经济上的；可赚钱的词链：economy(/i'konami/n.[C]经济;[C,U]节约)→economist(/i'konamist/n.[C]经济学家)→economicbenefit/benifit/n.[U,C]优势；益处；成效economicbenefits经济效益economicdevelopment经济发展5.goldenrulen.[usuallysing.]成功之重要面则例句：Thegoldenruleintennisistokeepyoureyeontheball.打好网球的重要原则是眼要紧盯着球。6.former/fo:ma(r)/adj.昔日的,前任的；以前的,从前的theformer前者→(反)thelatter后者例句：IfIhadtochoosebetweenfishandchicken,I'dprefertheformer.若让我在鱼肉和鸡肉之间选择，我更喜欢前者。7.official/a'fifl/n.[C]官员,要员adj.公务的；正式的,官方的officiallyadv.正式地,官方地例句：I'vebeenofficiallyinvitedtothewedding.我正式获得邀请去参加这场婚礼。8.poverty/'povati/n.[U]贫穷,贫困;[U,sing.]贫乏liveinpoverty生活于贫困之中liftpeopleoutofpoverty帮助人们摆脱贫困9.oneandthesame意为“同一个(人或物)”,表示强调。例句：IwasamazedtodiscoverthatMuhammadAliandCassiusClaywereoneandthesame.我惊奇地发现穆罕默德·阿里和卡修斯·克莱是同一个人。10.inseparable/m'seprabl/adj.(与某事物)不可分离的,分不开的;形影不离的构词法：inseparable是由"否定前缀in-(意为"不,非,相反的")+separable(adj.可分开的,可分隔的,可分离的)"构成的形容词。11.largeamountsof大量，许多alarge/greatgoodsmallamountof+不可数名词大量的/少量的……(作主语时，谓语动词用单数形式)large/smallamountsof+不可数名词大量的/少量的……(作主语时，谓语动词用复数形式)theamountof+不可数名词……的总数(作主语时，谓语动词用单数形式)12.chemical/'kemikl/n.[C]化学制品adj.化学的;化学作用的thechemicalindustry化学工业chemicalexperiment化学实验chemistry/kemstri/n.[U]化学chemistn.[C]化学家；药剂师=2\*ROMANII.sentence1.wish+虚拟语气的宾语从句教材例句Iwishwecouldalsodosomethingtohelp.我希望我们也能帮点忙。析：wish后面接that引导的宾语从句，从句谓语动词形式如下：(1)与现在事实不符，从句用一般过去时(be动词用were);(2)与过去事实不符,从句用过去完成时;(3)与将来事实不符,从句用would/could/should/might+do。IwishIwereabirdflyinghighinthesky.我希望我是一只高飞在天空的鸟。(虚拟现在的情况)IwishIhadfollowedyouradviceinthelastcompetition.我真希望在上次比赛中我采纳了你的建议。(虚拟过去的情况)Iwishyouwouldnotbestubbornanymore.我希望你以后不再固执。(虚拟将来的情况)2.inthelast/past...作时间状语教材例句Inthelast500years,over300speciesoflandanimalshavegoneextinct.在过去的500年里,超过300种陆地动物已经灭绝。析：(1)inthelast/past...在过去的时间里,也可以表述为during/over/forthelast/past(2)in/during/over/forthelast/past..在句中作时间状语,谓语动词用现在完成时或现在完成进行时。Inthelastfewyears,Chinahasmadegreatachievementsinenvironmentalprotection.在过去的几年里,中国在环境保护方面取得了巨大成就。拓：常与现在完成时连用的其他表达:since+时间点;sincethen;eversince;recently;lately;sofar;bynow;uptonow3.倒装句:so+助动词/情态动词/系动词be+主语教材例句：Asthehumanpopulationcontinuestogrow,sodoestheeffectwehaveonanimals.随着人口的持续增长,我们对动物的影响也在不断增加。析：so/such引导的倒装句:"so/such+助动词/情态动词/系动词be+主语”,表示前面所说的肯定情况也适用于后者，意为“……也是这样”。拓：在so/such...that...结构中,当so/such...置于句首时，其所在句子部分倒装，that...不倒装。Sohotadaywasitthattheyallwentswimming.天气如此热,他们都去游泳了。SuchatoughproblemisitthatIfinditreallyhardtohandle.这是一个如此困难的问题以至于我发现它真的很难解决。链：(1)neither/nor引导的倒装句:"neither/nor+助动词/情态动词/系动词be+主语”,表示前面所说的否定情况也适用于后者,意为“……也不……”(2)如果前面句子的谓语既有肯定又有否定，或者形式不同，就用句型"Soitis/waswith..."或"Itis/wasthesamewith.."(3)"so/such+主语+助动词/情态动词/系动词be",表示说话人同意对方的观点,意为“……的确如此”。4.Itisone'sdutytodosth.做某事是某人的责任。教材例句：It'sourdutytoprotectourenvironmentwhileaimingforeco-nomicdevelopment.我们的责任是保护环境,同时着眼于经济发展。析：在句式Itisone'sdutytodosth.中,it是形式主语,后面的不定式短语是真正的主语。Itisourdutytokeeptheclassroomclean.保持教室干净是我们的职责。链：能用于"It+be+名词词组+todosth./that从句”的名词词组还有apity,anhonour,agoodthing,afact,asurprise等。Itwasapitythatyouoverlookedsuchanimportantdetail.真可惜你忽视了这么重要的细节。Step4AppreciationTheteacherhasstudentsworkinpairsandanswerthefollowingquestions.1.What’sthestyleofthisTVshowtranscript?2.What’sthefunctionofthisstyle?Step5exercises=1\*ROMANI.TheteacherhasstudentsworkingroupsandfinishPartBonPage12.=2\*ROMANII.exercisesWordPractice1.TheheadofficeofthebankisinBeijing,butithas________(分部)alloverthecountry.2.Heislikelytogoabroadfor________(更进一步的)studyforthefollowingfouryears.3.Withthetouristtradebooming,the________(居民)ofthiareaarepayingmoreattentiontotheprotectionofnature.4.The________(委员会)membersarefortheplanheputsforward.5.MysisterLucyis________(完全地)differentfrommeinlooks,althoughwearetwins.6.Wheneverorhoweveryoutakenotes,keepinmindthatnote-takingisaselective________(过程).7.Itremainstobeseenwhetherthesenewlyestablished________(政策)canbeputintopractice.8.Thisadvertisementisatypicalexampleoftheirmarketing________(策略).9.Peopleinthisareawerehitbyhungerand________(贫困)10.WhenHelencriticizedme,Chriscametomy________(辩护).11.________(官方的)reportssuggestthatthenumberofhouseholdswiththreegenerationslivingtogetherhadrisenfrom325,000in2001to419,000in2013.12.IwaswalkinginthestreetyesterdayeveningwhenIsuddenlyranintomy________(以前的)teacher.答案：1.branches2.further3.residents4.commi