Unit1NatureinthebalanceExtendedreading?內(nèi)容分析：本板塊圍繞單元話題，以“環(huán)境與環(huán)境保護(hù)”為話題展開閱讀。通過對比鳥巢前后的變化，引出環(huán)境污染的話題。接著閱讀一篇電視訪談節(jié)目腳本，通過表格的形式梳理清楚文章的脈絡(luò)。然后引導(dǎo)學(xué)生總結(jié)出針對環(huán)境污染的不同觀點，并就此話題展開討論。最后呼吁同學(xué)們行動起來，保護(hù)自然環(huán)境，共建一個健康的家園。?教學(xué)目標(biāo)：Bytheendofthissection,studentswillbeableto:readaTVshowtranscriptandfigureoutthestructure;knowdifferentvoicesontheenvironmentpollutionandformhisorherownopiniononthepollution;expresshisorherownopinionsinthediscussionperiod;knowmanykeywordsandphrasesandtheirrelevantexpressions.?教學(xué)重難點:Tohelpstudentsfigureoutthestructureandthedifferentopinionsonthepollution;Toorganizethediscussionpartandencouragestudentstoexpresstheiropinionsbravely;Toteachthekeywordsandphrases.?教學(xué)過程:Step1Lead-inQs:Whatchangescanyouobserveinthepictures?Whatdoyouthinkarethecausesofthechanges?Possibleanswers:Factories,Cars,Burningcoals,Constructiondust...Step2Fast-readingScanthetranscriptandtellwhoareengagedintheshow?Whatroledoeseachpersonplay?NameRolesHostHostJamesSmithAlocalresidentVincentBrownSeniormanagerofalocalfactoryJulieArcherChiefoftheNorgateEnvironmentProtectionCommitteeThenaskstudentstopredict:JulieArcherAccordingtotheguests1roles,whatattitudesmaytheytaketowardsenvironmentalprotection?Readandcheckyourprediction.Step3ReadingListentothetranscript.Findouttheattitudeofeachguest.Smith:Forhealthandsafetyreasonsalone,heavyindustryhastogo.Andthenaskstudentsforthesupportingdetails:Theriverisdirtyandsmelly.Thesmogintheairhascolouredtheskyasmokygrey.It'salsogivenhimacoughthathecan*tgetridof.Brown:Factoriesalsotrytocontroltheamountofpollutiontheyproduce.FactorieshavebroughteconomicbenefitstoNorgate.Andthenaskstudentsforthesupportingdetails:Variousmeasureshavebeentaken,includingtheuseofnewtechnologies,toreducepollutionintheproductionprocess,eventhoughthesemeasuresraisetheirproductioncosts.TheyVecreatedmanyjobsforlocalresidentsandhelpedthecity*seconomygrow.Archer:Wehavetoachieveabalancebetweenenvironmentalprotectionandeconomicdevelopment.Fightingpollutionisn*tjustataskforfactoriesandthegovernment.Ithastobeacommunity-wideeffortandeveryonecanhelp.Andthenaskstudentsforthesupportingdetails:They'vemadeenvironmentalpoliciesforbusinessestoobserve,likestrictclean-uprequirements.Theyalsoworkhandinhandwithotherbranchesofgovernmenttoensurethatdevelopmentstrategiesarefollowedinanenvironmentallyfriendlyway.Followthegoldenrule:reduce,reuseandrecycle.Step4DiscussionDoyouagreeonSmithfsopinionthatheavyindustryhastogo?Shareyourownopiniononheavyindustryandstatethereasoningroups.Opinion1:Factorieshavecausedwaterandairpollutionandendangeredpublichealth.Opinion2:FactorieshavehelpedNorgate'seconomyandcreatedjobopportunitiesforlocalresidents.Furtherdiscussion:China'sMinistryofEcologyandEnvironment(MEE)haslaunchedanew"bluesky”protectioncampaigninkeyregionsofChinatoreduceairpollutionand"makeskiesblueagain."AsaresidentinChangsha,whatcanyoudotocontributetoabluesky?Possibleanswers:New-energyvehicles;Takethestairs;Takethebus;Useelectricheating...Step5LanguagePointsJoiningusinthestudiotonightareJamesSmith,alocalresident;...(Lines3-4)有時候為了強(qiáng)調(diào)，可將謂語部分的現(xiàn)在分詞或過去分詞置于句首,從而構(gòu)成全部倒裝。站在教室前面的是我們的班主任。Standinginfrontoftheclassioomwasouiheadteacher.一個古老的村莊被埋在了這沙地里。Buriedinthesandswasanancientvillage.MrSmithprotestedagainstheavyindustry.(Line15)Providesomeexpressionsrelatedtotheunderlinedwords.Indefenseofthefactories,however,I'dliketopointout...(Linesl9-20)Providesomeexpressionsrelatedtotheunderlinedphrase.Withpollutionlevelsontherise,theNorgateEnvironmentalProtectionCommittee...(Lines19-20)Providesomeexpressionsrelatedtotheunderlinedphrase.Wealsoworkhandinhandwithotherbrancheso