牛津译林Book3Unit1 Book3Unit1第9课时

Book3Unit1NatureinthebalanceExtendedreading(Period2)设计人：安徽省黄山市屯溪第一中学黄英第2课时Extendedreading--NewsthatMatters:PollutioninNorgate1.教材分析WhatThetypeofthetextisaTVshowtranscript,withthetopicofthepollutionproblemsinavirtualcity.ThreeguestsareinvitedtotakepartinaTVprogram,expressingrespectivelytheirviewsontherelationshipbetweeneconomicdevelopmentandenvironmentalpollution.WhyTheconflictbetweeneconomicdevelopmentandenvironmentalpollutionisarealisticsocialproblem.Itisasharedissuefacinghumanityabouthowwecanstrikingthebalancebetweeneconomyandenvironment.HowTeachersshouldguidestudentstopayattentiontothecharacteristicsofthescript,distinguishtheopinionsandfactsandunderstandtheroleofthehostinconnectingthepoints.Moreover,studentsshouldbeinstructedtopresenttheirownopinionsabouttheconflict,andtodeveloptheircriticalthinking.2.学情分析Whatstudentshaveknown:Afterthefirstperiod,studentshaveunderstoodtheTVshowtranscriptaboutNorgate,mainviewpointsofthehostandthreeguests’ideasabouttherelationshipbetweeneconomicdevelopmentandenvironmentalpollution.Whatstudentsneedtolearn:Theyshouldknowthefunctionsofthehost’swordsandthelanguagestrategiesthehosthasadopted.Meanwhile,theyshouldapplywhattheyhavelearnedinthisunittosolveproblemsathand:workasahostanddescribeapollution-freecity.Possibledifficulties:Theymighthaveproblemsanalyzingthelanguageofthehostandusethelanguageandstrategywithease.3.教学目标Bytheendofthisperiod,studentswillbeableto:Appreciatethefunctionsofthehost’swordsandthelanguagestrategiesthehosthasadopted.Describewhattheworldwillbelikein20yearsfromnow.4.教学重点1.Studentsshouldbeabletoanalyzethefunctionsofthehost’swords.2.Studentsshouldbeabletodesignthehost’swords.3.Studentsshouldbeabletodescribeacityintwentyyearsfromnow.5.教学难点Studentswillfinditdifficulttocreatethewordsofthehost,whichiswhyitisdesignedasgroupwork.6.教学过程教学活动与步骤设计意图时间与互动模式StepIWarmupAfterreviewingwhattheyhavelearnedinthepreviouslesson,studentswillbeaskedtoanalyzethetypeoftheTVshowtranscriptandthefunctionofthehost’swords.1.Askssthefollowingquestions:WhatisthestyleofthisTVshowtranscript?What’sthefunctionofthisstyle?通过回顾材料，激发学生的思考，启动他们的学习机制。5’IndividualWork/ClassWorkStepIIAppreciateandclassify1..Havestudentsreadthehost’swordsandexploretheirfunctionsbyfillinginthefollowingtable:Mr.Smithprotestedagainstheavyindustry.AformerUNofficialoncesaid...It’sourdutytobuildahumancommunitywithasharedtable.MrSmith,youlivedinthiscityforover20years.Howwouldyoudescribetheeffectsofpollutionoverthattime?MrBrown,wouldyouliketorespond?JoiningusinthestudiotonightareJamesSmith,alocalresident;VincentBrown,seniormanagerofalocalfactory;andJulieArcher,chiefoftheNorgateEnvironmentalProtectionCommittee.MrsArcher,whatareyourthoughtsonhowtodealwithpollution?OurtopictodayispollutioninNorgate.2.Studentswillbeaskedtosummarizetheworkofthehost’swordstoconsolidatetheirunderstanding.赏析环节。通过把主持人所说的内容列出来，学生可以通过这个活动来概括和总结主持人在采访过程中起的引导作用：让嘉宾能够都有机会发言，并且把访谈朝着预期的方向引导。同时学生也会意识到访谈活动中的对话决然不是随机无序的，而是井然有序，环环相扣的。支持人不仅仅是把活动串联起来，他们也在阐述他们的立场。10’IndividualWork/PairWorkStepIIISummarizeandcreateSummarizewhatahostshoulddobasedonthepreviousstep,sothatstudentswillbefullypreparedforthenextstep.Releaseavideoaboutthegreenmeasurestakenbythesameguestsinnextfiveyearsaftertheshowinthetextbook,butwithoutahostthistime.(Theshowisalsomadewiththehelpofthestudents)Studentsshouldbeaskedtotakenotestomakesurewhatmeasureshavebeentakenbytheguest.Thenguidethestudentstofindthatthehostismissingfromtheshowandthentheteacherwillaskstudentstofillinthegapofthehost’sjobthroughagroupjob.Studentswillbeaskedtotalkasahosttoconnectthewholeshow.通过进一步的总结主持人的话来了解主持人谈话节目中的作用。请学生观看一个没有主持人的视频，视频的主题在采取五年环保措施后是五年后的Norgate。学生在这个活动中，可以回顾他们所学的环保类词汇和短语，又可以利用本节课学习到的主持人串词的作用。真正做到创造性的使用他们所学的知识和技能，学习策略和正确价值观。10’IndividualWork/ClassWorkStepIVAssessandcreate1.Askstudentstoassesstheperformanceofthe“hosts”toconsolidatewhattheyhavelearnedinthislesson.2.Continuetochallengethestudentstoimaginewhatthecitywillbelikein20years.3.Studentswillbegivencluestoknowwhichaspectstheyshouldcoverintheprocess.在上一环境进行关于环保措施的拓展访谈，在此环节让学生去想象措施产生后的美好结果。既让学生能够复习本课能容，又可以帮助他们回顾整个单元的主题，以及深化他们对于环保这个问题的情感态度和价值观。15’IndividualWorkPairWork7.作业布置HomeworkHavestudentsvideotapetheirworkasahostbecausemanystudentsdon’thavethechancetoshowtheirexcellentjob.8.板书设计B3U1Natureinthebalanceproject9.教学反思在本节课的准备和实施过程中，我始终把握《新课标》的思想精髓，努力从学生实际和教学要求出发，内化和活化教材，为学生