牛津译林版（2019）英语必修三《Unit 4 Scientists who changed the world》Welcome to the unit教案

PAGE第1页共4页Book3Unit4ScientistswhochangedtheworldWelcometotheunit一、教学目标Bytheendofthesection,studentswillbeableto:1.notedownthekeyinformationaboutthetwoscientistsaccordingtothetimeline;2.describethesimilaritiesanddifferencesbetweenthetwoscientists;3.sharewithpartnerssomemoreinformationaboutthetwoscientistsandothergreatscientists.二、教学重难点1.Towatchthevideoandanswerthequestions;2.Tofigureoutsomecommoncharactersamongfamousscientists.三、教学过程步骤教学活动设计意图互动时间/模式Lead-inStep1Theteachergetsstudentsinvolvedinthelearningmoodbyaskingthefollowingquestionsrelatedtoscientists.1.Haveyoueverdreamtofbecomingascientist?2.Canyounamesomescientistswhoyouarefamiliarwith?3.Canyoutalkaboutsomescientists’storiesandcontributions?Theteacherletsstudentsrecalltheirchildhooddream,andaskswhethertheydreamofbecomingascientist.Theteachercanencouragethemtotalkaboutthescientiststheyarefamiliarwithandsharetheirknowledgeaboutthesescientists’storiesandcontribution.Theteachercanshowsomepicturesofgreatscientistsifpossible.创设互动情境，拉近沟通距离，激发学生学习兴趣的同时，开发话题资源，为单元学习做好准备。5’IndividualWorkClassWorkStep2Theteacherdrawsstudents’attentiontothepictureofYuanLongpingandletsstudentssharetheirknowledgeaboutthisgreatscientistandhiscontributiontothemankind.利用教材图片，导入主题，带领学生进行头脑风暴，激活学生已有的语言背景知识，自然过渡到学习内容。5’GroupWorkVideotimeStep3StudentswatchthevideoabouttwoscientistsandfindoutsomedetailedinformationaboutYuanLongpingandStephenHawkingaccordingtothetimeline.Studentsfinishtheblank-fillingexercisenexttothepreviewofthevideoclip.Watchthevideoagainandanswerthequestion.Whichpartoftheirlifeimpressesyouthemost?观看视频，归纳其主要内容并有策略地提取细节信息，掌握“看”的语言技能，激发学生输出动机。10’IndividualWorkClassWorkFreetalkStep4Theteacherhasstudentsexchangetheirunderstandingaboutthetwoscientistsbyansweringthequestion.Whatelsedoyouknowaboutthetwoscientistsinthevideo?Encouragestudentstosharetheirknowledgeingroupsandtrytogatherrelevantinformationasmuchaspossible.感知运用，引导学生基于视频内容，并结合自身理解，表达个人观点。5’GroupWorkStep5Basedontheinformationfromthevideo,studentsareencouragedtoexpresstheirunderstandingandopinionsbyansweringthefollowingquestion.Whatarethesimilaritiesanddifferencesbetweenthetwoscientists?TheteacherhasstudentsmakeuseofaVenndiagramtosummarizetheiropinions.话题讨论的延伸，吸引学生积极参与、多元输出、概括总结。5’IndividualWorkDiscussionStep6Theteacherhasstudentsthinkaboutthesaying“Thescientistismotivatedprimarilybycuriosityandadesirefortruth.”andfocusonthetwoexpressions:curiosityandadesirefortruth.Studentssharetheirunderstandingofthesentence.Theteacherhasstudentsthink,“Whatmightbethenecessaryqualitiesforbecomingasuccessfulscientist?”Theteacherdividesthestudentsintosmallgroups,andhasthemdiscussingroupsandsharetheiropinionswiththewholeclass.Whatcanyoulearnfromthesegreatscientists?Duringthetimeofdiscussion,theteachershadbettertakepartinthestudents’discussionandofferthemsomelanguagehelpifnecessary.Then,invitesomestudentstopresenttotheclass.引用经典来呈现新知，引导学生再认与再现。通过对问题的思考与