6ACh3PartE 市赛获奖教案

Chapter3OurpollutedplanetPartE(2)TeachingObjectives:ToencourageSstotalkaboutpossiblefutureconsequencesbyrevisingIfsentences.ToexposeSstothetexttypeofleaflets.KeyPonts:1.Toidentifyideasinsimplespokenandwrittentexts,formopinionsandexpressthem.2.Torecognizeandsolvesimpleproblemsingivensituations,anddescribethesolutions.2.Ssmastertheusageofthesentencestructure:Ifwekeeponcausing…,wewill/won’t….DifficultPoints:1.Tousethesentencepatternskillfully:Ifwekeeponcausing…,wewill/won’t….2.Toextendtheirvocabulariesandsentencesaboutthistopic.Teachingprocedures:Step1:ReviewandLeadinT:ChangshaiscreatingtheNationalHealthCity.WhatshouldChangshahavetobehealthy?Whocanbethelittleteachertoteachthesephrases?S1:（投影讲解助学单词汇准备）T：Thankyou!SoChangshashouldhave_________tobehealthy.(TsticksthecardsontheBb).IthinkweshouldbeaguardtomakeChangshabetter.Group1&2,youaretheFreshAirGuard.Group3&4,youaretheCleanWaterGuard.Group5&6,youaretheQuietPlaceGuard.AndIamtheGreenLandGuard.Let’swalkaroundChangshaandseewhatwecando?OK?(PPTshowsthepictures).T:Doyoulikethesepictures?Ss:No.T:Theywillcausepollution.Maybewecanmakeasigntowarnthepeople.(Tsticksthecard“sign”).Pleasechooseonepicturetotalk.S1/S2/S3/S4/S5/S6:Wecanmakeasign“......”.（AskthestudenttostickthesignontheBb)Step2:Presentation1.LookandsayT:Youaresohelpful.Isawsomethingintheclassroom.Let’shavealook.(Tplaysthevideo)T:Why?Ifwedon’tthrowrubbishinthebin,whatpollutionwillitcause?S1:Ifwedon’tthrowrubbishinthebin,itwillcauselandpollution.T:Yes.Whocanbethelittleteachertotellustheusageof“If”?S2:（投影讲解助学单旧知回顾）T:Youaresuchagoodteacher.Let’sreadittogether.“Ifwedon’tthrowrubbishinthebin,itwillcauselandpollution.”(Tsticks“Ifwe”and“landpollution”ontheBb.)T:Howaboutotherpollution?Whocanhelpmetostickthemunderthesigns?S2/S2/S3（Stickthecards)T:Thankyou!Let’scontinuetowatch.Pleaselistencarefully.(Playthevideo)T:Ifwekeeponcausinglandpollution,whatwon’twehaveorwhatwillhappen?S1:Ifwekeeponcausinglandpollution,wewon’thaveacleanclassroomtostudyin.Theteacherswillbeunhappy.T:Whocanbethelittleteachertotellustheusageof“keeponcausing”S1:（投影讲解助学单新知预习1）T:Youdidagoodjob.Pleasereadittogether.“Ifwekeeponcausinglandpollution,wewon’thaveacleanclassroomtostudyin.Theteacherswillbeunhappy.”(Tsticks“keeponcausing”,“won’thave...to...”and“...will...”ontheBb.)Ithinkyouwillbeunhappytooifyoustudyinadirtyclassroom.Readafterme,studyinacleanclassroom.2.Thinkandsay.T:Howaboutoutsidetheclassroom?Ifwekeeponcausinglandpollution,whatwon’twehaveorwhatwillhappen?(PPTshowsthepicturesonebyone)S1:Animalswon’thaveacleanlandtoliveon.S2:Peoplewon’thaveacleanplacetolivein.S3:Animalswilldie.S4:Plantswilldie.(TwritestheanswersontheBb)T:Whocanhelpusunderstandtheusageof“die”?S1:（投影讲解助学单新知预习2）3.Discussingroupsandshow.T：Thanksforyourhelp.Allofyouhavehelpedmewithsomanygreatthinkingaboutlandpollution.Now,it’syourturntotalkaboutyourownconcern.Freshairguardmainlytalksaboutairpollution.Cleanwaterguardmainlytalksaboutwaterpollution.Quietplaceguardmainlytalksaboutnoisepollution.First,pleaseshareyourownideaswithothers.Secondly,thinkofmoreideasinyourgroup.Finally,chooseonetoshowatthefront.Ss:(Discussingroups)Showtheirideasgroupbygroup.AskthreestudentsineachgrouptowritedowntheirideasontheBb.Checktheiranswersandreadthemtogether.Step3Practise.T:Pollutionisreallyabigproblem.WemustdomoretomakeChangshabetter.Wecannotonlymakeasign,butalsowritedowntheresultsofthepollutionsothatwecanmakealeaflet.OK?Firstpleasewritedowntheresultsonthebackofyourpaperoronyo