高中英语 Unit 20 New Frontiers Lesson2教案 北师大版选修7VIP专享VIP免费

Unit20NewFrontiersLesson2ArtificialIntelligenceTeachingaims:TolearnsomethingabouttheArtificialIntelligenceTodevelopstudents’listeningabilityTomakestudentsspeakabouttheArtificialIntelligenceTeachingdifficultandmainpoints:Toimprovestudents’listeningandspeakingabilityTeachingaid:Teachingprocedures:Step1.WarmingupTask1:Getstudentshaveafreetalkaboutthefollowingquestions,workinpairs.1.Whatsciencefictionfilmshaveyouseenthatareaboutintelligentrobotsorrobotsthatlooklikehuman?2.Howdidtherobotsbehavetowardshumans?3.Whichofthesethingscanrobotsandcomputersdonow?Task2:talkaboutthefilmArtificialIntelligenceTask3:towatchashortperiodofthefilmtoarousethestudents’interestsandhelpthemunderstandwhatArtificialIntelligenceis.Step2.ListentolearnTaks1:ListentotheinterviewwithAnanovaandanswerthequestionsTask2:Readaloudthefollowingwordstogetherinotherwords,isthatclear?WhatIdon’tquiteunderstand,toputitanotherway,WhatImeanis,whatthatmeans,sodoesthatmean,couldyouexplainhow,WhatI’mtryingtosay,whatI’mgettingat,thataprogrammewhich,Imeantask3:Listentotheinterviewagain.CompletetheFunctionFilewiththeseexpressions.Step3.SpeakingVoiceyouropinion:Peopleusearobottoactasguarddog,areyou1curious?Nowturntopage103,readinformationabouttherobot.Couldyouaddyourowninformationsothattherobotdogbecomemoreperfect?ExplainyourrobottoyourpartnerusingexpressionsfromtheFunctionFile.Askquestionsaboutyourpartner’srobot.Step4.Assignment一：Newwords1.presentvt1.介绍;2.出现;出席;呈现3.赠与;交给eg.MissSmith,mayIpresentMr.Brown?史密斯小姐,让我把布朗先生引荐给你好吗?Thequestionnaturallypresenteditselfinmymind.我的脑海中自然而然地出现了这个问题。Wepresentedhimabasketballonhisbirthday.他生日那天我们送给他一个篮球。2.categoryn类型；类别Thestringsareacategoryofmusicalinstruments.弦乐器是乐器的一种。Theseformanindependentcategory.这些形成了一个独立的种类。辨析：category,type和kind﹙1﹚category意为“类型；类别”。是正式用语，指对材料或图书等进行分析而划分的种类。Placethesebooksincategories,please.﹙2﹚Type意为“类型，型式，样式”。指不太明确类别的划分，有主观判断之意。Whattypeofhousewouldyouprefertolivein?﹙3﹚Kind意为“种类，性质，本质”。指各种种类的东西。Thereareallkindsofanimalsinthezoo.3.autonomousEachoftheU.S.stateshasanautonomousgovernment.美国的每个州都有一个自治政府。4.colleaguen.同事；同僚Mycolleaguehasbrokenoffthehabitofsmoking.Heisacolleagueofmine.5.rescuevt/n援救，营救，挽救，拯救，救援Herescuedthreechildrenfromtheburningbuilding.Thelifeboatwassentouttorescuethesailorsfromthesinkingship.Rescuewasathand.cometoone’srescue来营救某人辨析：save与rescue﹙1﹚save强调被救的人可以继续享有生命Hislifewassavedbythedoctor.2﹙2﹚rescue的意思是不失时机地是某人，某物免遭上海，免收危险或避免死亡。Herushedintothehouseonfiretorescueachildinit.6.originaladj/n.﹙1﹚起初的;原来的TheoriginalsettlersaretheIndians.最早在这里定居的是印第安人。﹙2﹚独创的;新颖的Theinventorhadanoriginalmind.那个发明家具有创新的头脑。Yourdesignsarehighlyoriginal.你的设计很独特。﹙2﹚Thisisatranslation;theoriginalisinFrench.这是译文,原文是法文。7.operationaladj.1.即可使用的TheairportdidnotbecomeoperationaluntilMay.机场到五月才可使用。二:Languagenotes1.beseton把背景设置在……之上AllthathappensisonMars.所发生的一切都是把背景设在火星上。besetin以……为背景setabout﹙doing﹚sth开始；着手Thegirlattendanthassetaboutcleaningtheroom.setaside留出；把……置于一旁setoff出发；启...