Lessson2 Protecting the Sea.docx

1.essson2ProtectingtheSeaIessson2protectingtheseateachingaims:topracticespokenenglish.topracticelisteningforspecificinformation.topracticeshowinginterestwhenlisteningtoanotherspeakerinaconversation,topracticeinvolvingthepersonwhoislisteningtoyou.teachingdifficulties:learntoinvolvingthepersonwhoislisteningtoyou.teachingaids:computerandcassetteteachingprocedures:i.warmingupt:howistheseaimportanttopeople?ss:students/answersmaybevarious.t:watercoversabout75%oftheearth,ssurface,itprovidesuswithfoodandresourcessuchasoil,naturalgasandsomemetals,besidestheseahasagreateffectonclimate,therefore,theseaisveryimportantforus.butwhatwehavedonedoesharmtothesea.nowlookatthepictures,showingstudentssomeslidesaboutseapollution,theteacherwillasksomequestionstoencouragestudentstospeakenglish.(thepurposeistoproducetheseapollutionandletstudentsrealizetheimportanceofprotectingthesea.)ii.discussing1.youarelikelytonoticesomethingaboutseapollutioninyourcityorhometown,pleasetalkaboutit.2.ifwegoonpollutingtheseawhatistheresult?3.whatmeasuresdoyouthinkweshouldtake?4.whatshouldwedoasastudent?(couragethemtomakesuggestionsforpreventingsea,riverandlakepollution)iii.listeningyoursuggestionsaregoodandusefulandfangzhouandzhihongaretakingabouttheproblemtoo.whatwilltheysay?nowIefslistentotheconversation(inordertohelpstudentbetterunderstandingtheconversationfirstdothee×ercise).l.listentothetapeandchoosetherightanswer.whatcanbedoneaboutoverfishing?a.man-maderaisingfishb.intheworstareastheybanfishingforseveralyearsc.controlthenumberoffishpeoplecancatch.what'stheresultofoverfishing?a.therearelessfishtocatchb.peoplecanfishtoomuchc.theycancatchmorefishthanbeforebybettertechnology(3).whataresomegovernmentdepartmentsdoingaboutseapollution?a.punishingpeoplewhokeeparecordoflevelsofpopulationb.thinkingofwaystoreducepopulationc.alldepartmentsmustberesponsibleforfindingwherepollutioncomesfrom.(answers:.cab)2.listentothetapeagainandfillinthetape.(theteacherdesigntheexerciseistoreducethedifficultyinnextexercise).that'swhenpeoplefishtoomuchandthenumberoffishfallstoolow.somefishmaydisappearaltogether.,sotherearemorefishermancatchingmorefish?well,theyhopetocatchmorefish,buttherearelessfishtocatch,sotheysimplycan,t.(5).theyalsotrytohelppeopletogetotherkindsofjobs,sotherearelesspeopletryingtomakealivingfromfishing.itmostlycomesfromindustrialwastefromfactoriesandagriculturalwastefromfarming.3.listentotheinterviewagainandanswerthequestions.whatistheproblem1?.whatistheproblem2?.whatarethereasonsforproblem2?.whatarethecausesofPrObIem1?.whatarethesolutionstoproblem1?.whatarethesolutionstoproblem2?iv.writingandspeaking:doexercise5,6,7toshowinterestandkeepaconversationgoing,readthroughtheexampledialoguethenmakeupanewonewithyourpartner.(thepurposeistopracticeshowinginterestwhenlisteningtoanotherspeakerinaconversationandinvolvingthepersonwhoislisteningtoyou.)V.homeworkpractiseusingtheusefulwordsaboutprotectingtheseabymakingsentenceswiththem:protect,pollute,pollution,waste,dealwith,beresponsiblefor,breakthelaw,punish,keeparecordof,control,communicate.