2023-2024学年外研版（2019）必修第三册Unit 3 The world of science Developing ideas 教案.docx

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1、课题：B3U3Reading：DeVek）Dingideas课型：新授课课时：PeriOd1-2授课班级：高届班授课人：授课时间：学习目标：1. SSCanacquireIhefactsOfBeniaminsexperimenl;2. SSCandistinguishSheIKUeandfalsainformationOfIheexperiment;3. SSCanhaveabetterUrderStandingOfSeiSntifiCspirits;4. SSCanIhinkCritiCaHyaboutWhatWehavereadandheard.教学重点：SSCanacquireIhefa

2、clsOfBenjaminsexperiment.教学难点：SSCandistinguishIhetrueandfalseinformationOfIheexperiment.教学准备：1. Multi-media;2.Blackboard&chalk;3.Textbook,etc.教学过程：Stepl.Lead-in【教师活动】1. Greetings；2. GuessTime:GiveSssomecluesandaskthemtoguesswhothemanis.a. HeisoneoftheFoundingFathersoftheUnitedStates.b. Hehelpeddraft

3、theDeclarationofIndependenceandtheUSConstitution.c. HewasaleadingAmericanwriter,printerandpublisher,successfuldiplomat（外交官）,creativescientistandinventord. HehelpedAmericabecomeanewcountry.【学生活动】Ssguessthenameofthemanbasedonthecluesgivenbytheteacher.【设计意图】ToactivateSs,backgroundinformationaboutBenjam

4、inFranklin. Step2.Pre-reading【教师活动】GuideSstopredictwhatwillbementionedinthetextaccordingtothetitleandthepicture.学生活动Sslookatthetitleandthepicture,andthenmakeapredictionofthecontent.（设计意图】TodevelopSs,readingabilitytopredictthemainideaofanarticle. Step3.FastReading教师活动AskSstoreadthetextquicklyandanswe

5、rthequestions.Ql:What,stheauthor,sviewonthestoryoftheexperiment?Q2:What,sthegenreofthepassage?Q3:What,sthestructureofthepassage?【学生活动】Readthepassageandanswerthequestions.Ifnecessary,exchangeideasingroups.【设计意图】TodevelopSs,readingskillofskimmingaswellastheawarenessofaskingothersforhelp. Step4.Careful

6、ReadingTaskl:【教师活动】AskSstoreviewtheprocessofthelightingexperimentconductedbyBenjaminFranklin.【学生活动】Ssreadthepassagetofindoutthematerialsandprocedureoftheexperiment.【设计意图】TohelpSsclearlyunderstandthemainprocessoftheexperiment.Task2:【教师活动】AskSstoreadthepassagecarefullyandfindouttheanswerstothequestion

7、s.Ql:WhywasBenjaminsexperimentnotentirelytrue?Al:Q2:Whydoscientistsquestionacceptedideas?A2:Q3:Whatistheauthor,sattitudetowardssuchfictionalstories?Why?A3:Q4:Whatistheauthor,sconclusionfromthestory?A4:【学生活动】Ssreadthepassagetofindouttheanswerstothequestions.【设计意图】TodevelopSs,readingabilityofscanninga

8、ndknowmoreaboutthedetailedinformation. Step5.Post-ReadingTaskl:【教师活动】AskSstonumberthestatementstoshowhowpeople,sattitudestowardsFranklin,sexperimenthavechanged.（学生活动）SsnumberthestatementsbasedontheirUndertstandingofthetext.【设计意图】CheckSs,understandingofthetext.Task2:【教师活动】AskSstodiscussthequestionsin

9、groups.Ql:Whatscientificspiritsdoyouthinkagreatscientistshouldhave?Al:Q2:Inwhatwaysdoscientistsspiritscontributetothesociety?A2:【学生活动】Sshaveanactivediscussionaboutthequestionswiththeirgroupmembers.【设计意图】TohelpSsformtheawarenesssofgroupcooperationandofferthemanopportunitytoexchangetheirideas. Step6.Summary【教师活动】GuideSstosumupwhattheyhaveIeamtaboutthepassage.【学生活动】Trytosummarizethecontentofthisclasswiththeguidanceoftheteacher.【设计意图】ExerciseSs,abilityoforalexpression. Step7.HomeworkWriteashortpassagewithin80wordsaboutthetruthofthelightingexperiment. 板书设计： 课后反思： 二次备课补充: