Book5Unit1GreatScientistsPeriod1Warming-upandReadingTeachinggoals教学目标1.Targetlanguage目标语言a.重点词汇和短语attend,control,severe,pub,immediately,handle,instructor,pump,contribute,conclude,steamengine,virus,putforward,makeaconclusion,exposetob.重点句式Topreventthisfromhappeningagain,JohnSnowsuggestedthat...P32.Abilitygoals能力目标Enablethestudentstotalkaboutscienceandscientists.3.Learningabilitygoals学能目标Enablethestudentstolearnaboutsomefamousscientistsandtheircontributionsandhowtoorganizeascientificresearch.Teachingimportant&difficultpoints教学重难点Talkaboutscienceandscientists.Teachingmethods教学方法Task-basedactivities.Teachingaids教具准备Acomputerandaprojector.Teachingprocedures&ways教学过程与方式StepⅠLead-inAskthestudentstothinkofsomegreatinventionsandinventorsinhistory.T:Welcomebacktoschool,everyone.Iguessmostofyouhaveenjoyedyourholiday.MaybeIshouldsayeveryonehasenjoyedascientificlife.Why?Becauseyouhaveenjoyedtheresultsofthescienceandscientists.Nowcanyoutellmethescientistswhoinventedthelights,thegramophoneandthecomputer?S1:Edisoninventedthelightsandthegramophone.S2:ThefirstcomputerwasinventedbyagroupofAmericanscientists.StepⅡWarmingupFirst,asksomequestionsaboutgreatscientists.Second,askallthestudentstotrythequizandfindoutwhoknowsthemost.T:Youknowourlifeiscloselyrelatedtoscienceandscientists.Webenefitalotfromthem.Canyounameoutasmanyscientistsaspossible?S1:Newton.S2:Watt.S3:Franklin.Sampleanswers:1.Archimedes,AncientGreek(287-212BC),amathematician.2.CharlesDarwin,Britain(1808-1882).ThenameofthebookisOriginofSpecies.3.ThomasNewcomen,British(1663-1729),aninventorofsteamengine.4.GregorMendel,Czech,abotanistandgeneticist.5.MarieCurie,PolishandFrench,achemistandphysicist.6.ThomasEdison,American,aninventor.7.LeonardodaVinci,Italian,anartist.8.SirHumphryDavy,British,aninventorandchemist.9.ZhangHeng,ancientChina,aninventor.10.StepperHawking,British,aphysicist.StepⅢPre-readingGetthestudentstodiscussthequestionsonpage1withtheirpartners.Thenaskthestudentstoreporttheirwork.Encouragethestudentstoexpresstheirdifferentopinions.T:Now,class,pleaselookattheslide.Discussthesequestionswithyourpartners.ThenI’llasksomestudentstoreporttheirwork.Showthefollowingonthescreen.Whatdoyouknowaboutinfectiousdiseases?Whatdoyouknowaboutcholera?Doyouknowhowtoproveanewideainscientificresearch?Whatorderwouldyouputthesevenin?Justguess.Sampleanswer1:S1:Letmetry.Infectiousdiseasescanbespreadeasily.Theyhaveanunknowncauseandmaydogreatharmtopeople.S2:Peoplecouldbeexposedtoinfectiousdiseases,somayanimals,suchasbirdflu.S3:AIDS,SARSareinfectiousdiseases.S4:Infectiousdiseasesaredifficulttocure.Sampleanswer2:S1:CholeraiscausedbyabacteriumcalledVariancholera.S2:Itinfectspeople’sintestines,causingdiarrhea,vomitingandlegcramps.S3:Themostcommoncauseofcholeraispeopleeatfoodordrinkwaterthathasbeencontaminatedbythebacteria.S4:Choleracanbemildorevenwithoutsymptoms,butaseverecasecanleadtodeathwithoutimmediatetreatment.Sampleanswer3:S1:Iknowsth.aboutit.Firstweshouldfindtheproblem.Then,thinkofasolution.S2:Weshouldcollectasmuchinformationaspossible.S3:Analyzingresultsisthemostimportantstage.S4:Beforewemakeaconclusion,itisnecessaryforustorepeatsomestagesorprocesses.Sampleanswer4:S1:Ithink“Findaproblem”shouldbethefirststage.S2:“Makeupaquestion”shouldfollowthefirststage.S3:“Thinkofamethod”,“Collectresults...
