高三英语必修五《Unit 1 Great scientists》教案.docx
《高三英语必修五《Unit 1 Great scientists》教案.docx》由会员分享，可在线阅读，更多相关《高三英语必修五《Unit 1 Great scientists》教案.docx（8页珍藏版）》请在冰豆网上搜索。
高三英语必修五《Unit1Greatscientists》教案
高三英语必修五《Unit1Greatscientists》教案
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
【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
【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.
S1:
Edisoninventedthelightsandthegramophone.
S2:
ThefirstcomputerwasinventedbyagroupofAmericanscientists.
StepⅡWarmingup
First,asksomequestionsaboutgreatscientists.Second,askallthestudentstotrythequizandfindoutwhoknowsthemost.
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
Showthefollowingonthescreen.
Whatdoyouknowaboutinfectiousdiseases
Whatdoyouknowaboutcholera
Doyouknowhowtoproveanewideainscientificresearch
WhatorderwouldyouputtheseveninJustguess.
Sampleanswer1:
S2:
Peoplecouldbeexposedtoinfectiousdiseases,somayanimals,suchasbirdflu.
S3:
AIDS,SARSareinfectiousdiseases.
S4:
Infectiousdiseasesaredifficulttocure.
Sampleanswer2:
S1:
CholeraiscausedbyabacteriumcalledVariancholera.
S2:
Itinfectspeople’sintestines,causingdiarrhea,vomitingandlegcramps.
S3:
Themostcommoncauseofcholeraispeopleeatfoodordrinkwaterthathasbeencontaminatedbythebacteria.
S4:
Choleracanbemildorevenwithoutsymptoms,butaseverecasecanleadtodeathwithoutimmediatetreatment.
Sampleanswer3:
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”.
StepⅣReading
Letthestudentsskimthewholepassageandtrytoworkoutthemeaningsofthenewwordsandstructuresusingcontext.
Showthequestionsonthescreen.
1.Whatconditionsallowedcholeradevelop
2.Whydoyouthinkpeoplebelievedthatcholeramultipliedintheairwithoutreason
3.WhatevidencedidJohnSnowgathertoconvincepeoplethatidea2wasright
Sampleanswers:
S1:
Thedirtywatermadethecholeradevelopquickly.
S2:
Becausepeoplecouldnotunderstanditscauseandcouldnotgetitcured.Sopeopleimaginedthatsomepoisonousgasintheaircausedthedeaths.
S3:
Hefoundthatmanyofthedeathswerenearthewaterpumpwhilesomeareasfarawayfromthewaterpumphadnodeaths.Sowhenpeoplewereaskednottousethewaterpump,thediseasebegantoslowdown.Inthisway,JohnSnowhadshownthatcholerawasspreadbygermsandnotinacloudofgas.
StepⅤTextanalyzing
Askthestudentstoanalyzethetextingroups.
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.
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.
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
WeatherReport
Heartbeating
Sampleanswers:
T:
Verygood.Nowlet’sreturntoourtext.Whocantellmethemainideaofthispassage
S2:
Ican.ClearlyittellsushowJohnSnowdefeatedthediseasecholerabydoingscientificresearch.
StepⅥHomework
1.Getmoreinformationaboutsomeinfectiousdiseasesandmodernscientists.
2.FinishtheExercises1,2,3onpages3and4.
升级会员 