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1、课题课时7教学目标教学重难点教学用具SEFCB2Unit13Thewaterplanet授课日期2020.3.8-2020.3.16TalkaboutwaterandtheoceanPracticemakingsuggestionsandexpressingopinionsReviewModalVerbsWriteanexplanationparagraphSomeimportantwordsandexpressionsLearntomakesuggestionsandexpressopinions
2、GrammarModalVerbs1.arecorder2.ablackboard3.themultimedia4.somethingspecialfortheexperiments(eg.Oil,water,glass,icecube)背景知识：WaterPollutionWhatisnecessarytolifeonearth.Allorganismscontainit;someliveinit;somedrinkit.Plantsandanimalsrequirewaterthatismoder
3、atelypure,andtheycannotsurviveiftheirwaterisloadedwithtoxicchemicalsorharmfulmicroorganisms.Ifsevere,waterpollutioncankilllargenumbersoffish,birds,andotheranimals,insomecaseskillingallmembersofaspeciesinanaffectedarea.Pollutionmakesstreams,lakes,andcoas
4、talwatersunpleasanttolookat,tosmell,andtoswimin.Fishandshellfishharvestedfrompollutedwatersmaybeunsafetoeat.Peoplewhoingestpollutedwatercanbecomeill,and,withprolongedexposure,maydevelopcancersorbearchildrenwithbirthdefects.Themajorwaterpollutantsarechem
5、ical,biological,orphysicalmaterialsthatdegradewaterquality.Pollutantscanbeclassedintoeightcategories—petproducts;pesticidesandherbicides;heavymetals;hazardouswastes;excessorganicmatter;sediment;infectiousorganismsandthermalpollution--eachofwhichpresents
6、itsownsetofhazards.Unit13ThewaterplanetTheFirstPeriodWarming-up,ListeningandSpeakingTeachingAims:LearnandmasterthenewwordsandtheusefulexpressionsofthispartWords:cube,sailor,disadvantages,entertainmentPhrases:comeupwith,happentoUsefulexpressions:Thewater
7、isbeingusedto/for⋯Weshould/could⋯Ifwe⋯wecan⋯Itwouldbebetter⋯Learnsomethingaboutwaterbydoingexperiment.DosomelisteningImprovethestudents’speakingabilitybytalkingTeachingImportantPoints:Makethestudentsbefreetotalkaboutwater.Improvethestudents’listeningabi
8、litybypractice.TeachingDifficultPoints:Howtofinishthetaskofspeaking.Howtoimprovethestudents’listeningability.TeachingMethods:Listening-and-answeringactivitytohelpthestudentsgothroughwiththelisteningmaterial.Individual,pairorgroup
