人教版高中英语必修一《Unit 1 Great scientists》教案.docx

1、人教版高中英语必修一Unit 1 Great scientists教案人教版高中英语必修一Unit1Greatscientists教案教学准备教学目标1.Studentslearnsomenewwordsandexpressionstodescribepeople,especiallyfamouspersons;2.Studentsareencouragedtogivemoreinformationaboutfamouspersonswhotheyarefamiliar:3.Studentscanrealizethatitisscientificspiritthatmakesthosescie

2、ntistssuccessful.教学重难点1.Wordsandexpressionsinthisunit2.Previousknowledgeofsomeofthefamousscientists3.Comprehendingthetext教学过程【导入】Wordslearning(StudentsareassignedtolearnthenewwordsofthisunitandfindouttheEnglishexplainationsofthenewwords)DefinitionsorexplanationsA.examine1.generalprinciplesofanartors

3、cienceB.repeat2.sayordoagainC.theory3.atonce;withoutdelayD.immediate4.lookat.carefullyinordertolearnaboutorfrom.E.complete5.ofgreatvalue,worthoruseF.valuable6.havingallitsparts;whole;finishedG.announce7.makeknownHeorbringtoanendI.positive9.powertoorderordirectJ.conclude10.quitecertainorsure【讲授】usefu

4、lsentenceslearning(Thesentencesarepickedfromthetext.)1.“AllroadsleadtoRome,”heencouragedmeafterIfailedtheentranceexamination.2.Thissentencedoesntmakeanysense.3.OurEnglishteacherisnotonlystrictwithusbutalsofriendlytous.4.Heisgood-looking,apartfromhisnose.5.Itisannouncedthatthespacecraft,Shenzhou,land

5、edontheearthsuccessfully.6.ItisnotTombutyouwhoaretoblame.7.In1995,theChinesegovernmentputforwardaplanfor“rejuvenatingthenationbyrelyingonscienceandeducation”.AndithashelpedChinesescientistsmakemanybreakthroughs.8.Haveyoudrawnanyconclusionafteryoureadthispassage?9.Welldone.Somuchforthelearningofthene

6、wwordsandexpressions.【讲授】IntroductionofaclassicarticleTeacherintroduceafamousperson-QianXuesenandstudentslearntowriteanarticleaboutthefamousscientisusingthewordsandexpressionstheyjustlearninclass.【活动】SharetheoutcomeStudentssharetheirarticleorallyanddiscusswhethertheyhaveusedsomegoodandadvancedexpres

7、sions.【练习】Consolidation完成句子(1)爱因斯坦被认为是二十世纪最伟大的科学家之一。Einstein_oneofthegreatestscientistsinthe20thcentury.(2)他对实验结果感到满意,他把成绩归功于大家。He_oftheexperimentand_句型转换(1)把句改为非限制性定语从句。QianXuesenwasbornintoawealthyfamilyonDecember11,1911,ZhejiangProvince,_.(2)把句改为含状语从句的复合句。_,hewenttoAmericaforhisfurtherstudyandgai

8、nedhisdoctorsdegreeintheScienceofAstronom单词?分类记忆短语?双语互译语境取词选用上面的单词或短语填空句型?超级仿写教案【二】教学准备教学目标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,JohnSnow

9、suggestedthat.P32.Abilitygoals能力目标Enablethestudentstotalkaboutscienceandscientists.3.Learningabilitygoals学能目标Enablethestudentstolearnaboutsomefamousscientistsandtheircontributionsandhowtoorganizeascientificresearch.教学重难点Talkaboutscienceandscientists.教学工具Acomputerandaprojector.教学过程StepLead-inAskthest

10、udentstothinkofsomegreatinventionsandinventorsinhistory.T:Welcomebacktoschool,everyone.Iguessmostofyouhaveenjoyedyourholiday.MaybeIshouldsayeveryonehasenjoyedascientificlife.Why?Becauseyouhaveenjoyedtheresultsofthescienceandscientists.Nowcanyoutellmethescientistswhoinventedthelights,thegramophoneand

11、thecomputer?S1:Edisoninventedthelightsandthegramophone.S2:ThefirstcomputerwasinventedbyagroupofAmericanscientists.StepWarmingupFirst,asksomequestionsaboutgreatscientists.Second,askallthestudentstotrythequizandfindoutwhoknowsthemost.T:Youknowourlifeiscloselyrelatedtoscienceandscientists.Webenefitalot

12、fromthem.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,abota

13、nistandgeneticist.5.MarieCurie,PolishandFrench,achemistandphysicist.6.ThomasEdison,American,aninventor.7.LeonardodaVinci,Italian,anartist.8.SirHumphryDavy,British,aninventorandchemist.9.ZhangHeng,ancientChina,aninventor.10.StepperHawking,British,aphysicist.StepPre-readingGetthestudentstodiscussthequ

14、estionsonpage1withtheirpartners.Thenaskthestudentstoreporttheirwork.Encouragethestudentstoexpresstheirdifferentopinions.T:Now,class,pleaselookattheslide.Discussthesequestionswithyourpartners.ThenIllasksomestudentstoreporttheirwork.Showthefollowingonthescreen.Whatdoyouknowaboutinfectiousdiseases?What

15、doyouknowaboutcholera?Doyouknowhowtoproveanewideainscientificresearch?Whatorderwouldyouputthesevenin?Justguess.Sampleanswer1:S1:Letmetry.Infectiousdiseasescanbespreadeasily.Theyhaveanunknowncauseandmaydogreatharmtopeople.S2:Peoplecouldbeexposedtoinfectiousdiseases,somayanimals,suchasbirdflu.S3:AIDS,

16、SARSareinfectiousdiseases.S4:Infectiousdiseasesaredifficulttocure.Sampleanswer2:S1:CholeraiscausedbyabacteriumcalledVariancholera.S2:Itinfectspeoplesintestines,causingdiarrhea,vomitingandlegcramps.S3:Themostcommoncauseofcholeraispeopleeatfoodordrinkwaterthathasbeencontaminatedbythebacteria.S4:Choler

17、acanbemildorevenwithoutsymptoms,butaseverecasecanleadtodeathwithoutimmediatetreatment.Sampleanswer3:S1:Iknowsth.aboutit.Firstweshouldfindtheproblem.Then,thinkofasolution.S2:Weshouldcollectasmuchinformationaspossible.S3:Analyzingresultsisthemostimportantstage.S4:Beforewemakeaconclusion,itisnecessaryf

18、orustorepeatsomestagesorprocesses.Sampleanswer4:S1:Ithink“Findaproblem”shouldbethefirststage.S2:“Makeupaquestion”shouldfollowthefirststage.S3:“Thinkofamethod”,“Collectresults”and“Analyzeresults”areafterthat.S4:Ofcourse,before“Makeaconclusion”,weshould“Repeatifnecessary”.T:Welldone!Whenwewanttosolves

19、omeproblems,firstweshouldfindouttheproblem,dosomeresearchonit,proveyourfindings,andthenmakeaconclusion.Thisisascientificandobjectivewayofresearching.NowletsseehowdoctorJohnSnowdidhisresearch.StepReadingLetthestudentsskimthewholepassageandtrytoworkoutthemeaningsofthenewwordsandstructuresusingcontext.

20、T:TheeffectofcholerainthenineteenthcenturyLondonwasdevastating.Manypeoplediedwithoutknowingthereason.ItwasdoctorJohnSnowwhosavedthepeople.Pleaselookatthescreen.Letsreadthewholepassageandfindanswerstothequestions.Showthequestionsonthescreen.1.Whatconditionsallowedcholeradevelop?2.Whydoyouthinkpeopleb

21、elievedthatcholeramultipliedintheairwithoutreason?3.WhatevidencedidJohnSnowgathertoconvincepeoplethatidea2wasright?Sampleanswers:S1:Thedirtywatermadethecholeradevelopquickly.S2:Becausepeoplecouldnotunderstanditscauseandcouldnotgetitcured.Sopeopleimaginedthatsomepoisonousgasintheaircausedthedeaths.S3

22、:Hefoundthatmanyofthedeathswerenearthewaterpumpwhilesomeareasfarawayfromthewaterpumphadnodeaths.Sowhenpeoplewereaskednottousethewaterpump,thediseasebegantoslowdown.Inthisway,JohnSnowhadshownthatcholerawasspreadbygermsandnotinacloudofgas.StepTextanalyzingAskthestudentstoanalyzethetextingroups.T:Pleas

23、elookatthechartonthescreen.ThechartshowsthateachparagraphofthetextexplainsJohnSnowsstagesinhisresearch.Pleasereadthetextandfindoutthegeneralideaofeachparagraphandmatchthestagewitheachparagraph.Discussitingroups,andthenreportyouranswers.ParagraphsStagesGeneralideas1234567Sampleanswers:S1:Mygroupsopin

24、ionisthis:stageone“Findaproblem”isexpressedinparagraphone.Thegeneralideaislikethis:JohnSnowwantedtofindthecausesofcholera.S2:Ouranswerislikethis:paragraphtwoexpressesthesecondstage“Makeupaquestion”.Thegeneralideaislikethis:JohnSnowwantedtoprovewhichtheorywascorrect.S3:“Thinkofamethod”isthethirdstage

25、.Anditiscontainedinparagraphthree.Thegeneralideaislikethis:JohnSnowcollecteddataonthosewhowereillordiedandwheretheygottheirwater.S4:Thefourthstage“Collectresults”liesinparagraphfour.Itsgeneralideaislikethis:JohnSnowplottedinformationonamaptofindoutwherepeoplediedordidnotdie.S5:Ourgroupbelieveparagra

26、phfivecontainsthefifthstageofJohnSnowsresearch.Thegeneralideaislikethis:JohnSnowanalysedthewatertoseeifthatwasthecauseoftheillness.Sothisstageisto“Analysetheresults”.S6:Thesixthstageis“Repeatifnecessary”.Itiscontainedinthesixthparagraph.Thegeneralideaislikethis:JohnSnowtriedtofindotherevidencestocon

27、firmhisconclusion.S7:Thelastparagraphisabouttheseventhstage“Makeaconclusion”.Itsgeneralideaislikethis:ThepolluteddirtysourceofdrinkingwaterwastoblameforthecauseoftheLondoncholera.Asksomestudentstoputtheiranswersinthechart.ParagraphStagesGeneralideas1FindaproblemThecausesofcholera2MakeupaquestionThec

28、orrectorpossibletheory3ThinkofamethodCollectdataonwherepeoplewereillanddiedandwheretheygottheirwater4CollectresultsPlotinformationonamaptofindoutwherepeoplediedordidnotdie5AnalysetheresultsAnalysethewatertoseeifthatisthecauseoftheillness6RepeatifnecessaryFindotherevidencestoconfirmhisconclusion7Make

29、aconclusionThepolluteddirtysourceofdrinkingwaterwastoblameforthecauseoftheLondoncholeraT:Nowclass.Canyoutellmewhatstyleofthepassagebelongsto?S1:Ithinkitisareport.T:Herearethreepiecesofwriting.Theybelongtodifferentwritingstyles.Nowreadandfindoutwhatstyleeachpiecebelongsto.Showthechartandthreepiecesofwritingonthescreen.ReportDescriptionCreativewritingFormallanguagewithfewadjectivesVividuseofwordswithsimilesandmetaphorsVividuseoflanguageandmoreinformalstyleNospeechexceptquotationsNospeechexcepttohelpthedescriptionSpeechtoshowfeelings,reactionsetc.NotemotionalEmotionaltodescri