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1、高三英语上册全套教案Unit1GreatscientistsTeachingaims.Tohelpstudentslearntodescribepeople2.TohelpstudentslearntoreadanarrationaboutjohnSnow3.Tohelpstudentsbetterunderstand“Greatscientists”4.Tohelpstudentslearntousesomeimportantwordsandexpressions5.Tohelpstudentsidentifyexamplesof“ThePastParticipleasthePredicat
2、ive&theattribute”Period1warmingupandreadingTeachingProceduresI.warmingupStepILeadinTalkaboutscientist.T:Hi,morning,class.Nicetoseeyouonthisspecialday,thedaywhenyoubecomeaseniortwograder.IamhappytobewithyouhelpingyouwithyourEnglish.Todaywearetoreadaboutacertainscientist.Butfirstletsdefinetheword“
3、scientist”.whatisascientist?Ascientistisapersonwhoworksinscience,tryingtounderstandhowtheuniverseorotherthingswork.Scientistscanworkindifferentareasofscience.Herearesomeexamples:Thosethatstudyphysicsarephysicists.Thosethatstudychemistryarechemists.Thosethatstudybiologyarebiologists.StepIIAskthestude
4、ntstotrythequizandfindoutwhoknowsthemost.T:Therearesomegreatscientificachievementsthathavechangedtheworld.canyounamesomeofthem?whatkindofroledotheyplayinthefieldofscience?Dotheseachievementshaveanythingincommon?matchtheinventionswiththeirinventorsbelowbeforeyouanswerallthesequestions.Archimedes,Anci
5、entGreek,amathematician.2.charlesDarwin,Britain.ThenameofthebookisoriginofSpecies.3.ThomasNewcomen,British,aninventorofsteamengine.4.Gregormendel,czech,abotanistandgeneticist.5.mariecurie,PolishandFrench,achemistandphysicist.6.ThomasEdison,American,aninventor.7.LeonardodaVinci,Italian,anartist.8.Sir
6、HumphryDavy,British,aninventorandchemist.9.ZhangHeng,ancientchina,aninventor.0.StepperHawking,British,aphysicist.II.Pre-readingStepIGetthestudentstodiscussthequestionsonpage1withtheirpartners.Thenaskthestudentstoreporttheirwork.Encouragethestudentstoexpresstheirdifferentopinions.whatdoyouknowaboutin
7、fectiousdiseases?Infectiousdiseasescanbespreadtootherpeople.Theyhaveanunknowncauseandneedpublichealthcaretosolvethem.Peoplemaybeexposedtoinfectiousdisease,somayanimals,suchasbirdflu，AIDS,SARSareinfectiousdiseases.Infectiousdiseasesaredifficulttocure.2.whatdoyouknowaboutcholera?choleraistheillnesscau
8、sedbyabacteriumcalledVibriocholerae.Itinfectspeoplesintestines,causingdiarrheaandlegcramps.Themostcommoncauseofcholeraisbysomeoneeatingfoodordrinkingwaterthathasbeencontaminatedwiththebacteria.choleracanbemildorevenwithoutimmediatesymptoms,butaseverecasecanleadtodeathwithoutimmediatelytreatment.3.Do
9、youknowhowtoproveanewideainscientificresearch?Anybodymightcomeoutwithanewidea.Buthowdoweproveitinscientificresearch?Therearesevenstagesinexamininganewideainscientificresearch.Andtheycanbeputinthefollowingorder.whatorderwouldyouputthesevenin?justguess.FindaproblemmakeupaquestionThinkofamethodcollectr
10、esultsAnalysetheresultsDrawaconclusionRepeatifnecessaryIII.ReadingStepIPre-reading.DoyouknowjohnSnow?johnSnowisawell-knowndoctorinthe19thcenturyinLondonandhedefeated“kingcholera”.2.Doyouknowwhatkindofdiseaseischolera?Itisakindofterriblediseasecausedbydrinkingdirtywateranditcausedalotofdeathsintheold
11、timesanditwasverydifficulttodefeat.LetsgettoknowhowDr.johnSnowdefeated“kingcholera”in1854inLondoninthisreadingpassage:StepIISkimmingReadthepassageandanswerthequestions.whodefeats“kingcholera“?2.whathappenedin1854?3.Howmanypeoplediedin10days?4.whyistherenodeathatNo.20and21BroadStreetaswellasatNo.8and
12、9cambridgeStreet?Skimthepassageandfindtheinformationtocompletetheformbelow.whowhenwhatHowResultjohnSnow854helpingordinarypeopleexposedtocholeraExaminingthesourceofallwatersuppliesandfindingnewmethodsofdealingwithpollutedwaster“kingcholera”defeatedStepIIIScanningReadthepassageandnumbertheseeventsinth
13、eorderthattheyhappened.2johnSnowbegantotesttwotheories.AnoutbreakofcholerahitLondonin1854.4johnSnowmarkedthedeathsonamap.7Heannouncedthatthewatercarriedthedisease.3johnSnowinvestigatedtwostreetswheretheoutbreakwasverysevere.8kingcholerawasdefeated.5Hefoundthatmostofthedeathswerenearawaterpump.6Hehad
14、thehandleremovedfromthewaterpump.StepIVmainideaandcorrectstageReadthepassageandputthecorrectstagesintothereadingaboutresearchintoadisease.johnSnowDefeats“kingcholera”ParagraphStagesGeneralideasFindaproblem:whatcausethecholera?Thecausesofcholera2makeupaquestion:whichisright?Thecorrectorpossibletheory3Thinkofamethod:Testtwotheorycollectdataonwherepeoplewereillanddiedandwheretheygottheirwater4collectresults:markthedeathPlotinformationonamaptofindoutwherepeoplediedordidnotdie5Analyzetheresults:FindtheresourceofthewaterLookintothewatertoseeifthatisthecauseoftheillness6Fi
