安徽省滁州市第二中学高中英语Unit22EnvironmentalProtectionTheEighthPeriodCommunicationWorkshop(I)教案北师大版选修8Teachinggoals教学目标1.Targetlanguage目标语言重点词汇和短语plug,quilt,cushion,skyscraper,adopt,rail,warehouse,considerate,plugone’sears,allthebest2.Abilitygoals能力目标Helpstudentslearnmoreaboutnoisepollutionbydoinglisteningexercises.3.Learningabilitygoals学能目标Helpstudentstopredictmissinginformationandtakenotesusinglisteningstrategies.Givingopinions.Teachingimportantpoints教学重点Listeningstrategies.NoisepollutionandnoisecontrolmeasuresinChina.Teachingdifficultpoints教学难点Noisecontrolmeasuresandindividualnoisecontrolefforts.Teachingmethods教学方法Speaking,discussingandlistening.Teachingaids教具准备Multi-computer.Teachingprocedures&ways过程与方式StepILeadinginTeacherplayssomemusicforstudentstoenjoy.Suddenlyturnitup.Tooloudnoiseispollution.T:Goodmorning/afternoon,class!Ss:Goodmorning/afternoon,Mr./Ms…T:Doyoulikemusic?Nowlet’slistentosomemusictorelax.Isthemusicsoftandbeautiful?Ss:Yes.Itisenjoyable.SuddenlyTeacherturnsuptoitsfullvolume.Ss:Terriblenoise!T:Yes,wecallthismuchtooloudmusicnoisepollution.Inthisclasswearegoingtolistentoaradioprogrammeaboutnoisepollution.StepIIListening:AradioInterviewSs:Noisefromroadtraffic,jetplanes,jetskis,garbagetrucks,constructionequipment,manufacturingprocesses,lawnmowers,leafblowers,andboomboxes,tonameafew,areamongtheaudiblelitterthatareroutinelybroadcastintotheair.T:Noisenegativelyaffectshumanhealthandwell-being.Canyounamesomeproblemscausebynoise?Ss:Problemsrelatedtonoiseincludehearingloss,stress,highbloodpressure,sleeploss,distractionandlostproductivity,andageneralreductioninthequalityoflifeandopportunitiesfortranquility.T:Quiteright!Nowthatyouknowalotaboutnoise,pleaseworkingroupsanddoEx1&2onPage12.Severalminuteslaterasksomestudentstopresenttheiranswerstotheclass....（Afterstudentspresentedtheiranswers）T:Noisepollutionisnoteasilydefined.Partofthedifficultyliesinthefactthatinsomewaysitisdifferentfromotherformsofpollution.Noiseistransient;oncethepollutionstops,theenvironmentisfreeofit.Thisisnotthecaseforchemicals,sewage,andotherpollutantsintroducedintotheair,soil,orwater.Thedefinitionofnoiseitselfishighlysubjective.Tosomepeopletheroarofanengineissatisfyingorthrilling;toothersitisanannoyance.Loudmusicmaybeenjoyableoratorment,dependingonthelistenerandthecircumstances.Broadlyspeaking,anyformofunwelcomesoundisnoisepollution,whetheritistheroarofajetplaneoverheadorthesoundofabarkingdogablockaway.DealwithEx3.Askstudentstoreadthe10statements.Trytopredicttheinformationthatismissing.Thenlistentotheradioprogrammeandcompletethenoteswithoneortwowords.Studentsareaskedtodotheexercisesindividually.Playtherecordingagainifnecessary.Thenchecktheanswerswiththewholeclass.T:UsingthelisteningstrategiestrytopredictthemissinginformationinthestatementsinEx3.Thenwewilllistentotheradioprogrammeandcompletethenoteswithoneortwowords.Iwillplaytherecordingagainifnecessary....T:Whichstatementisthedefinitionofnoisepollution?S1:Thesecond.Noisepollutioncanbedefinedasanysoundthatinterruptsourdailylivesormakesusfeeluncomfortable.T:Whatarethesourcesofnoisepollution?S2:Televisionsets,stereosystem,air-conditionersandpetscanallbesourcesofnoisepollution.T:Whatstatementstellnoisenegativelyaffectshumanhealthandwell-being?S3:Thelastfivestatements.T:Right!Nowlet’sread...
