典型案例分析.doc

典型案例分析Whatthingscanharmtheenvironment?临县三中张杰Whatthingscanharmtheenvironment?(Whatdoyouthinkweshoulddotoimproveourenvironment?）活动目的：通过列举污染源，学生更清楚当前环境的不仅如人意，保护环境刻不容缓，从而使学生增强保护环境的意识。他们动脑筋，想办法，积极讨论保护环境的措施，在不知不觉中提高英语语言运用能力。活动过程：T:Thereismuchpollutionallovertheworldnow.Canyoutellmewhatitis?(学生很快地回答)Ss:Waterpollution;Airpollution;Noisepollution;soilpollution…etc.T:Doyouknowwhatcauseswaterpollution?Ss:Factoriespourwastewaterintoriversandlakes.T:Allthefactories?Ss:No.T:Whatfactories?Ss:Paperfactories,printinganddyeingmills,plasticfactories…ect.(学生不会用英语说“印染厂及塑料厂”，他们说中文，我说英文。)T:Whatelsecancausewaterpollution,too?Ss:Somepeoplethrowrubbishintoriversandlakes.T:Howcanwehelptosolvethisproblem?(学生们分组讨论解决办法。)Ss:Wecanadvisethedirectorsofthesefactoriestostoppouringwastewaterintoriversandlakes.T:Iftheydon'tacceptyouradvice,whatelsecanwedo?（学生们讨论更热烈了，过了一会儿，他们七嘴八舌地说：）Ss:1.WecanwritealettertoGreenChinaaboutit.2.WecanalsoasknewspaperreportersandTVstationreporterstoreportthesefactories.……T:Thereisapaperfactoryinmyhometown.Itpourswastewaterintotherivereveryday.Thepeopleinthetowndrinkthewateroftherivereveryday.Theyhaveadvisetheleadertostoppouringwastewaterintotherivermanytimes.Butheneveracceptsit.CanyouwritealetteraboutittotheGreenChina?(学生异口同声说“Yes”。由于写作太费时间，这封信作为回家作业，请同学们写在作业本上。)T:Youhavetoldmewhatcauseswaterpollutionandhowtosolvethisproblem.You'reveryclever.Thankyouverymuch.Butcanyoutellmewhatcausesairpollution?Ss:Thesmokeoffactories,thesmokegivenoutbybuses,cars,trucks,motorbikes…ect.T:Therearen'tmanyfactoriesinourcity,Hangzhou.Buttheairisnotgoodenough.Why?Ss:Becausethereismuchtraffic.T:Canyouthinkoutawaytosolvethisproblem?(学生们分组讨论解决方案，基础差的同学也纷纷参与，只不过在用中文说；基础好的同学在帮他们翻译。)Ss:1.Wecanplantmoretreesonroads.2.Wecanaskpeoplenottodrivetheircarstowork.3.Wecanaskpeopletoridebikestowork.4.Wecantellpeopleridingbikesisgoodfortheirhealth.……T:Iftheirhomesarefarawayfromtheirworkplaces,cantheyridebikestowork?Ss:No.T:Howcanwesolveit?(学生们兴致更高了。你说一句，我说一句。大意是：)Ss:Wecanasktheleaderofthecitytodevelopthepublictraf