人教版高中英语必修一《Unit 1 Great scientists》教案.docx
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人教版高中英语必修一《Unit1Greatscientists》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.Studentscanrealizethatitisscientificspiritthatmakesthosescientistssuccessful.
教学重难点
1.Wordsandexpressionsinthisunit
2.Previousknowledgeofsomeofthefamousscientists
3.Comprehendingthetext
教学过程
【导入】Words learning
(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
Heorbringtoanend
I.positive9.powertoorderordirect
J.conclude10.quitecertainorsure
【讲授】useful sentences learning
(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】Introduction of a classic article
Teacherintroduceafamousperson--QianXuesenandstudentslearntowriteanarticleaboutthefamousscientisusingthewordsandexpressionstheyjustlearninclass.
【活动】Share the outcome
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,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-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
Emotionaltodescri