高二英語必修五UnitIGreatscientists教

案UnitlGreatscientistsTheFirstPeriodReadingTeachinggoals教學(xué)目標(biāo)Targetlanguage目標(biāo)語言a.重點(diǎn)詞匯和短語attend,control,severe,pub,iediately,handle,instruetor,pup,contribute,conclude,steaengine,virus,putforard,aeaconclusion,exposetob?重點(diǎn)句式Topreventthisfrohappeningagain,johnSnosuggestedthat???P3Abilitygoals能力目標(biāo)Enablethestudentstotalaboutscienceandscientists.Learningabilitygoals學(xué)能目標(biāo)Enablethestudentstolearnaboutsoefaousscientistsandtheircontributionsandhotoorganizeascientificresearch.Teachingiportant&difficultpoints教學(xué)重難點(diǎn)Talaboutscienceandscientists.Teachingethods教學(xué)方法Tas-basedactivities.Teachingaids教具準(zhǔn)備Aputerandaprojector.Teachingprocedures&ays教學(xué)過程與方式StepILead-inAsthestudentstothinofsoegreatinventionsandinventorsinhistory.T:elebactoschool,everyone.Iguessostofyouhaveenjoyedyourholiday.aybelshouldsayeveryonehasenjoyedascientificlife.hy?Becauseyouhaveenjoyedtheresultsofthescienceandscientists.Nocanyoutellethescientistshoinventedthelights,thegraophoneandtheputer?S1:Edisoninventedthelightsandthegraophone.S2:ThefirstputerasinventedbyagroupofAericanscientists.StepIIaringupFirst,assoequestionsaboutgreatscientists.Second,asallthestudentstotrythequizandfindouthonostheost.T:younoourlifeiscloselyrelatedtoscienceandscientists.ebenefitalotfrothe.canyounaeoutasanyscientistsaspossible?Sl:Neton.S2:att.S3:Franlin.Sapleansers:Archiedes,AncientGree,aatheatician.charlesDarin,Britain.ThenaeofthebooisoriginofSpecies.ThoasNeen,British,aninventorofsteaengine.Gregorendel,czech,abotanistandgeneticist.ariecurie,PolishandFrench,acheistandphysicist.ThoasEdison,Aerican,aninventor.LeonardodaVinci,Italian,anartist.SirHuphryDavy,British,aninventorandcheist.ZhangHeng,ancientchina,aninventor.0.StepperHaing,British,aphysicist.StepIIIPre-readingGetthestudentstodiscussthequestionsonpageliththeirpartners.Thenasthestudentstoreporttheiror.Encouragethestudentstoexpresstheirdifferentopinions.T:No,class,pleaselooattheslide.Discussthesequestionsithyourpartners.ThenI'llassoestudentstoreporttheiror.Shothefolloingonthescreen.hatdoyounoaboutinfeetiousdiseases?hatdoyounoaboutcholera?Doyounohotoproveaneideainscientificresearch?hatorderouldyouputthesevenin?justguess.Sapleanserl:S1:Letetry.Infectiousdiseasescanbespreadeasily.Theyhaveanunnoncauseandaydogreathartopeople.S2:Peoplecouldbeexposedtoinfectiousdiseases,soayanials,suchasbirdflu.S3:AIDS,SARSareinfectiousdiseases.S4:Infectiousdiseasesaredifficulttocure.Sapleanser2:S1:Inosth.aboutit.Firsteshouldfindtheproble.Then,thinofasolution.S2:eshouldcollectasuchinforationaspossible.S3:Analyzingresultsistheostiportantstage.S4:Beforeeaeaconclusion,itisnecessaryforustorepeatsoestagesorprocesses.Sapleanser3:SI:Ithin“Findaproble”shouldbethefirststage.S2:“aeupaquestion”shouldfollothefirststage.S3:“Thinofaethod”,“collectresults”and“Analyzeresults”areafterthat.S4:ofcourse,before“aeaconclusion”,eshould“Repeatifnecessary”.T:elldone!heneanttosolvesoeprobles,firsteshouldfindouttheproble,dosoeresearchonit,proveyourfindings,andthenaeaconclusion.Thisisascientificandobjectiveayofresearching.Nolet'sseehodoctorjohnSnodidhisresearch.StepWReadingLetthestudentssitheholepassageandtrytoorouttheeaningsoftheneordsandstrueturesusingcontext.T:TheeffectofcholerainthenineteenthcenturyLondonasdevastating.anypeoplediedithoutnoingthereason.ItasdoctorjohnSnohosavedthepeople.Pleaselooatthescreen.Let'sreadtheholepassageandfindanserstothequestions.Shothequestionsonthescreen.hatconditionsalloedcholeradevelop?hydoyouthinpeoplebelievedthatcholeraultipliedintheairithoutreason?hatevidencedidjohnSnogathertoconvincepeoplethatidea2asright?Sapleansers:S1:Thedirtyateradethecholeradevelopquicly.S2:Becausepeoplecouldnotunderstanditscauseandcouldnotgetitcured.Sopeopleiaginedthatsoepoisonousgasintheaircausedthedeaths.S3:Hefoundthatanyofthedeathsereneartheaterpuphilesoeareasfaraayfrotheaterpuphadnodeaths.Sohenpeopleereasednottousetheaterpup,thediseasebegantoslodon.Inthisay,johnSnohadshonthatcholeraasspreadbygersandnotinacloudofgas.StepVTextanalyzingAsthestudentstoanalyzethetextingroups.T:Noclass.canyoutellehatstyleofthepassagebelongsto?S1:Ithinitisareport.T:Pleaselooatthechartonthescreen.ThechartshosthateachparagraphofthetextexplainsjohnSno'sstagesinhisresearch.Pleasereadthetextandfindoutthegeneralideaofeachparagraphandatchthestageitheachparagraph.Discussitingroups,andthenreportyouransers.ParagraphsStagesGeneralideas2Sapleansers:Sl:ygroup'sopinionisthis:stageone“Findaproble”isexpressedinparagraphone.ThegeneralideaisliethisjohnSnoantedtofindthecausesofcholera.S2:ouranserisliethis:paragraphtoexpressesthesecondstage“aeupaquestion”.ThegeneralideaisliethisjohnSnoantedtoprovehichtheoryascorrect.S3:“Thinofaethod”isthethirdstage.Anditiscontainedinparagraphthree.ThegeneralideaisliethisjohnSnocollecteddataonthosehoereillordiedandheretheygottheirater.S4:Thefourthstage“collectresults”liesinparagraphfour.ItsgeneralideaisliethisjohnSnoplottedinforationonaaptofindoutherepeoplediedordidnotdie.S5:ourgroupbelieveparagraphfivecontainsthefifthstageofjohnSno'sresearch.ThegeneralideaisliethisjohnSnoanalysedtheatertoseeifthatasthecauseoftheillness.Sothisstageisto“Analysetheresults”.S6:Thesixthstageis“Repeatifnecessary”.Itiscontainedinthesixthparagraph.ThegeneralideaisliethisjohnSnotriedtofindotherevidencestoconfirhisconclusion.S7:Thelastparagraphisabouttheseventhstage“aeaconclusion”.Itsgeneralideaisliethis:ThepolluteddirtysourceofdriningaterastoblaeforthecauseoftheLondoncholera.Assoestudentstoputtheiransersinthechart.ParagraphStagesGeneralideasFindaprobleThecausesofcholeraaeupaquestionThecorrectorpossibletheorThinofaethodcollectdataonherepeopleereillanddiedandheretheygottheiratercollectresultsPlotinforationonaaptofindoutherepeoplediedordidnotdieAnalysetheresultsAnalysetheatertoseeifthatisthecauseoftheillnessRep