高中英语 unit7 lesson2 protecting the sea教案 北师大版必修3

《高中英语 unit7 lesson2 protecting the sea教案 北师大版必修3》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Lessson2ProtectingtheSeaTeachingAims:1.TopracticespokenEnglish.2.Topracticelisteningforspecificinformation.3.Topracticeshowinginterestwhenlisteningtoanotherspeakerinaconversation.4.Topracticeinvolvingthepersonwhoislisteningtoyou.Teachingdifficulties:Learntoinvolv

2、ingthepersonwhoislisteningtoyou.TeachingAids:computerandcassetteTeachingprocedures:Ⅰ.WarmingupT:Howistheseaimportanttopeople?Ss:students’answersmaybevarious.T:Watercoversabout75％oftheearth’ssurface,itprovidesuswithfoodandresourcessuchasoil,naturalgasandsomemetals

3、.Besidestheseahasagreateffectonclimate,therefore.Theseaisveryimportantforus.Butwhatwehavedonedoesharmtothesea.Nowlookatthepictures,showingstudentssomeslidesaboutseapollution.TheteacherwillasksomequestionstoencouragestudentstospeakEnglish.(Thepurposeistoproducethe

4、seapollutionandletstudentsrealizetheimportanceofprotectingthesea.)Ⅱ.Discussing1.Youarelikelytonoticesomethingaboutseapollutioninyourcityorhometown,pleasetalkaboutit.2.Ifwegoonpollutingtheseawhatistheresult?3.Whatmeasuresdoyouthinkweshouldtake?4.Whatshouldwedoasas

5、tudent?(Couragethemtomakesuggestionsforpreventingsea,riverandlakepollution)Ⅲ.ListeningYoursuggestionsaregoodandusefulandFangZhouandZhiHongaretakingabouttheproblemtoo.Whatwilltheysay?Nowlet’slistentotheconversation(Inordertohelpstudentbetterunderstandingtheconvers

6、ationfirstdotheexercise).1.Listentothetapeandchoosetherightanswer.①. Whatcanbedoneaboutoverfishing?A.man-maderaisingfishB.IntheworstareastheybanfishingforseveralyearsC.controlthenumberoffishpeoplecancatch     ②.  What’stheresultofoverfishing?A.therearelessfishtoc

7、atchB.peoplecanfishtoomuchC.Theycancatchmorefishthanbeforebybettertechnology③. Whataresomegovernmentdepartmentsdoingaboutseapollution?A.punishingpeoplewhokeeparecordoflevelsofpopulationB.thinkingofwaystoreducepopulationC.alldepartmentsmustberesponsibleforfindingw

8、herepollutioncomesfrom.(answers:①.C②.A③.B)2.Listentothetapeagainandfillinthetape.(Theteacherdesigntheexerciseistoreducethedifficultyinnextexercise)①.That’swhen