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高三英语必修五《Unit 1 Great scientists》教案

2020-11-19高三

  【导语】高考竞争异常激烈,千军万马争过独木桥,秋天到了,而你正以凌厉的步伐迈进这段特别的岁月中。这是一段青涩而又平淡的日子,每个人都隐身于高考,而平淡之中的张力却只有真正的勇士才可以破译。为了助你一臂之力,免费高中频道为你精心准备了《高三英语必修五《Unit1Greatscientists》教案》助你金榜题名!

  教案【一】

  教学准备

  教学目标

  1.Studentslearnsomenewwordsandexpressionstodescribepeople,especiallyfamouspersons;

  2.Studentsareencouragedtogivemoreinformationaboutfamouspersonswhotheyarefamiliar:

  3.Studentscanrealizethatitisscientificspiritthatmakesthosescientistssuccessful.

  教学重难点

  1.Wordsandexpressionsinthisunit

  2.Previousknowledgeofsomeofthefamousscientists

  3.Comprehendingthetext

  教学过程

  【导入】Wordslearning

  StudentsareassignedtolearnthenewwordsofthisunitandfindouttheEnglishexplainationsofthenewwords

  Definitionsorexplanations

  A.examine1.generalprinciplesofanartorscience

  B.repeat2.sayordoagain

  C.theory3.atonce;withoutdelay

  D.immediate4.lookat...carefullyinordertolearnaboutorfrom...

  E.complete5.ofgreatvalue,worthoruse

  F.valuable6.havingallitsparts;whole;finished

  G.announce7.makeknown

  H.control8.comeorbringtoanend

  I.positive9.powertoorderordirect

  J.conclude10.quitecertainorsure

  【讲授】usefulsentenceslearning

  Thesentencesarepickedfromthetext.

  1.“AllroadsleadtoRome,”heencouragedmeafterIfailedtheentranceexamination.

  2.Thissentencedoesn’tmakeanysense.

  3.OurEnglishteacherisnotonlystrictwithusbutalsofriendlytous.

  4.Heisgood-looking,apartfromhisnose.

  5.Itisannouncedthatthespacecraft,ShenzhouⅥ,landedontheearthsuccessfully.

  6.ItisnotTombutyouwhoaretoblame.

  7.In1995,theChinesegovernmentputforwardaplanfor“rejuvenatingthenationbyrelyingonscienceandeducation”.AndithashelpedChinesescientistsmakemanybreakthroughs.

  8.Haveyoudrawnanyconclusionafteryoureadthispassage?

  9.Welldone.Somuchforthelearningofthenewwordsandexpressions.

  【讲授】Introductionofaclassicarticle

  Teacherintroduceafamousperson--QianXuesenandstudentslearntowriteanarticleaboutthefamousscientisusingthewordsandexpressionstheyjustlearninclass.

  【活动】Sharetheoutcome

  Studentssharetheirarticleorallyanddiscusswhethertheyhaveusedsomegoodandadvancedexpressions.

  【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___________________oneofthegreatestscientistsin

  the20thcentury.

  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①改为非限制性定语从句。

  QianXuesenwasbornintoawealthyfamilyonDecember11,

  1911,ZhejiangProvince,__________________________

  ____________________________________________.

  2把句②改为含状语从句的复合句。

  ___________________________________________________

  _______,hewenttoAmericaforhisfurtherstudyandgained

  hisdoctor’sdegreeintheScienceofAstronom

  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,exposeto

  b.重点句式

  Topreventthisfromhappeningagain,JohnSnowsuggestedthat...P3

  2.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

  StepⅠLead-in

  Askthestudentstothinkofsomegreatinventionsandinventorsinhistory.

  T:Welcomebacktoschool,everyone.Iguessmostofyouhaveenjoyedyourholiday.MaybeIshouldsayeveryonehasenjoyedascientificlife.Why?Becauseyouhaveenjoyedtheresultsofthescienceandscientists.Nowcanyoutellmethescientistswhoinventedthelights,thegramophoneandthecomputer?

  S1:Edisoninventedthelightsandthegramophone.

  S2:ThefirstcomputerwasinventedbyagroupofAmericanscientists.

  StepⅡWarmingup

  First,asksomequestionsaboutgreatscientists.Second,askallthestudentstotrythequizandfindoutwhoknowsthemost.

  T:Youknowourlifeiscloselyrelatedtoscienceandscientists.Webenefitalotfromthem.Canyounameoutasmanyscientistsaspossible?

  S1:Newton.

  S2:Watt.

  S3:Franklin.

  Sampleanswers:

  1.Archimedes,AncientGreek287-212BC,amathematician.

  2.CharlesDarwin,Britain1808-1882.ThenameofthebookisOriginofSpecies.

  3.ThomasNewcomen,British1663-1729,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-reading

  Getthestudentstodiscussthequestionsonpage1withtheirpartners.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”and“Analyzeresults”areafterthat.

  S4:Ofcourse,before“Makeaconclusion”,weshould“Repeatifnecessary”.

  T:Welldone!Whenwewanttosolvesomeproblems,firstweshouldfindouttheproblem,dosomeresearchonit,proveyourfindings,andthenmakeaconclusion.Thisisascientificandobjectivewayofresearching.Nowlet’sseehowdoctorJohnSnowdidhisresearch.

  StepⅣReading

  Letthestudentsskimthewholepassageandtrytoworkoutthemeaningsofthenewwordsandstructuresusingcontext.

  T:TheeffectofcholerainthenineteenthcenturyLondonwasdevastating.Manypeoplediedwithoutknowingthereason.ItwasdoctorJohnSnowwhosavedthepeople.Pleaselookatthescreen.Let’sreadthewholepassageandfindanswerstothequestions.

  Showthequestionsonthescreen.

  1.Whatconditionsallowedcholeradevelop?

  2.Whydoyouthinkpeoplebelievedthatcholeramultipliedintheairwithoutreason?

  3.WhatevidencedidJohnSnowgathertoconvincepeoplethatidea2wasright?

  Sampleanswers:

  S1:Thedirtywatermadethecholeradevelopquickly.

  S2:Becausepeoplecouldnotunderstanditscauseandcouldnotgetitcured.Sopeopleimaginedthatsomepoisonousgasintheaircausedthedeaths.

  S3:Hefoundthatmanyofthedeathswerenearthewaterpumpwhilesomeareasfarawayfromthewaterpumphadnodeaths.Sowhenpeoplewereaskednottousethewaterpump,thediseasebegantoslowdown.Inthisway,JohnSnowhadshownthatcholerawasspreadbygermsandnotinacloudofgas.

  StepⅤTextanalyzing

  Askthestudentstoanalyzethetextingroups.

  T:Pleaselookatthechartonthescreen.ThechartshowsthateachparagraphofthetextexplainsJohnSnow’sstagesinhisresearch.Pleasereadthetextandfindoutthegeneralideaofeachparagraphandmatchthestagewitheachparagraph.Discussitingroups,andthenreportyouranswers.

  Paragraphs

  Stages

  Generalideas

  1

  2

  3

  4

  5

  6

  7

  Sampleanswers:

  S1:Mygroup’sopinionisthis:stageone“Findaproblem”isexpressedinparagraphone.Thegeneralideaislikethis:JohnSnowwantedtofindthecausesofcholera.

  S2:Ouranswerislikethis:paragraphtwoexpressesthesecondstage“Makeupaquestion”.Thegeneralideaislikethis:JohnSnowwantedtoprovewhichtheorywascorrect.

  S3:“Thinkofamethod”isthethirdstage.Anditiscontainedinparagraphthree.Thegeneralideaislikethis:JohnSnowcollecteddataonthosewhowereillordiedandwheretheygottheirwater.

  S4:Thefourthstage“Collectresults”liesinparagraphfour.Itsgeneralideaislikethis:JohnSnowplottedinformationonamaptofindoutwherepeoplediedordidnotdie.

  S5:OurgroupbelieveparagraphfivecontainsthefifthstageofJohnSnow’sresearch.Thegeneralideaislikethis:JohnSnowanalysedthewatertoseeifthatwasthecauseoftheillness.Sothisstageisto“Analysetheresults”.

  S6:Thesixthstageis“Repeatifnecessary”.Itiscontainedinthesixthparagraph.Thegeneralideaislikethis:JohnSnowtriedtofindotherevidencestoconfirmhisconclusion.

  S7:Thelastparagraphisabouttheseventhstage“Makeaconclusion”.Itsgeneralideaislikethis:ThepolluteddirtysourceofdrinkingwaterwastoblameforthecauseoftheLondoncholera.

  Asksomestudentstoputtheiranswersinthechart.

  Paragraph

  Stages

  Generalideas

  1

  Findaproblem

  Thecausesofcholera

  2

  Makeupaquestion

  Thecorrectorpossibletheory

  3

  Thinkofamethod

  Collectdataonwherepeoplewereillanddiedandwheretheygottheirwater

  4

  Collectresults

  Plotinformationonamaptofindoutwherepeoplediedordidnotdie

  5

  Analysetheresults

  Analysethewatertoseeifthatisthecauseoftheillness

  6

  Repeatifnecessary

  Findotherevidencestoconfirmhisconclusion

  7

  Makeaconclusion

  ThepolluteddirtysourceofdrinkingwaterwastoblameforthecauseoftheLondoncholera

  T:Nowclass.Canyoutellmewhatstyleofthepassagebelongsto?

  S1:Ithinkitisareport.

  T:Herearethreepiecesofwriting.Theybelongtodifferentwritingstyles.Nowreadandfindoutwhatstyleeachpiecebelongsto.

  Showthechartandthreepiecesofwritingonthescreen.

  Report

  Description

  Creativewriting

  Formallanguagewithfewadjectives

  Vividuseofwordswithsimilesandmetaphors

  Vividuseoflanguageandmoreinformalstyle

  Nospeechexcept

  quotations

  Nospeechexcepttohelpthedescription

  Speechtoshowfeelings,reactionsetc.

  Notemotional

  Emotionaltodescribeatmosphere

  Emotionaltodescribefeelings

  Onlyonemaincharacter

  Nocharacters

  Mayhaveseveralcharacters

  Factual

  Notfactualbutimaginative

  Imaginativebutcanbebasedonfact

  Structuralaccordingtoexperimentalmethod

  Notstructured

  Beginning,middle,end

  Pasttenseandpassivevoice

  Pasttense

  Pasttense

  MakingWay

  OnceGoethe歌德,thegreatGermanpoet,waswalkinginapark.Hewasthinkingaboutsomethingwhenhenoticedhecametoavery,verynarrowroad.Justatthattime,ayoungmancametowardshimfromtheotherendoftheroad.Itwastoonarrowforbothofthemtopassthroughatthesametime.Theystoppedandlookedateachotherforawhile.Thentheyoungmansaidrudely,“Inevermakewayforafool.”ButGoethesmiledandsaid,“Ialwaysdo.”Thenheturnedbackquicklyandwalkedtowardstheendoftheroad.

  WeatherReport

  Here’stheweatherreportforthenext24hours.Beijingwillbefinewiththetemperaturefrom4to13.Tokyowillbefinetooandcloudylaterintheday.Thelowesttemperatureislto8.Londonwillberainyandwindylaterintheday.Thehighesttemperatureis8andthelowestis4.NewYorkwillbesunnyandcloudylaterintheday.Thetemperatureis13to19.

  Heartbeating

  Putyourhandtotheleftsideofyourchest.Trytofeelyourheartbeating.Thehearttakesalittlerestaftereachpumporbeat.Inboysorgirlsofyourage,heartbeatsabout90timesaminute.Agrown-up’sheartbeatsabout70or80timesaminute.Buttheheartbeatisdifferentinthesamepersonatdifferenttimes.Forexample,theheartbeatsfasterduringexercise.Itisalsofasterwhenapersonisangry,scared,orexcited.Duringsleep,theheartbeatslowsdown.

  Sampleanswers:

  S1:Ithinkthefirstpiece“MakingAWay”isinastyleofcreativewriting.Thesecondpiecebelongstoadescriptionstyle.Thethirdpiecebelongstoareportstyle.

  T:Verygood.Nowlet’sreturntoourtext.Whocantellmethemainideaofthispassage?

  S2:Ican.ClearlyittellsushowJohnSnowdefeatedthediseasecholerabydoingscientificresearch.

  StepⅥHomework

  1.Getmoreinformationaboutsomeinfectiousdiseasesandmodernscientists.

  2.FinishtheExercises1,2,3onpages3and4.

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上一篇:高三英语《Unit 2 King Lear》教案下一篇:人教版高中英语必修一《Unit 1 Great scientists》教案
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