【学案】Unit1Using+Language+公开课学案人教版（2019）选择性必修第四册.docx

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1、2019新人教高中英语选择性必修四Unit1 Science Fiction-Using language 公开课学案1.VoiceyouropinionsonrobotsandAI学案设计学习目标1.To make predictions based on given pictures and words.2.To voice your opinions on robots and AI based on your knowledge.3.To organise words by using correct discourse markers.4.To reflect future on t

2、he development of science and the fate of mankind.PartLookatthepicturesanddiscussthequestionsinpairs1.What jobs are these robots doing?_2.What are the pros and cons of robots doing these jobs?_PartWatchavideo机器人公民索菲亚HansonRoboticsmostadvancedhumanrobotandanswersomequestions1.What impressed you most

3、in the video?_2.What kinds of robots or AI developments do you hope for?_PartListeningActivity1Listentoaninterviewandputthesestatementsinthecorrectorder.1 The host introduces the guest, a sci-fi expert.The expert has robots in his home.As robots become more intelligent, they may also become more dan

4、gerous.The host mentions Asimovs Three Laws of Robotics.The expert says robots will have occupations such as teaching and nursing.The line between humans and robots will be more blurred in the future.The host asks about benefits and problems.The host asks if there are robots in the experts home.In s

5、ci-fi stories, robots often become superior and take over.Activity2Listentotheinterviewagainandwritedownthediscoursemarkersthatyouhear.Makeanoteofhoweachdiscoursemarkerisusedintheinterview.Thencompareyouranswerswithapartner.Thediscoursemarkers:_PartSpeakingActivity1Thinkandanswerthesequestions.1.Wha

6、t do you know about robot technology? What can robots do?_2.What benefits do you think robots or AI will bring? Do you think they will cause problems as well?_Activity2Brainstorming.1.What is “Three Laws of Robotics”?_2.Do you know anything about Isaac Asimov and his famous Three Laws of Robotics? W

7、hat do you think of these laws?_Activity3Ingroups, discusswhattheexpertthinksofthequestionsandexchangeyourownviews.Youmayusethefollowingexpressionstohelpyou.Part Homework假如你是李华,你的好朋友John发来电子邮件询问你公司最新研制的家用机器人的相关情况,请根据下面提示,给他回复一封电子邮件。(1)可以在固定的时间做饭,做饭时间可以根据个人需要进行调整;(2)可以陪老人聊天、下国际象棋、锻炼身体等;(3)能及时处理紧急情况,例

8、如:在老人突然病倒时及时拨打急救电话等。注意:(1)词数80左右;(2)可以适当增加细节,以使行文连贯;(3)电子邮件的开头和结尾已为你写好,不计入总词数。Dear John,Im glad that youre interested in the robot developed by our company._ Looking forward to your earliest reply.Yours,Li Hua参考答案:PartLookatthepicturesanddiscussthequestionsinpairs1.Serving food,playing the piano,doi

9、ng experiments,playing the instruments and playing football.2.(1)Pros: May be cheaper and faster; Cons: Communication difficulty; No human touch.(2)Pros: The robot can play anything perfectly; Cons: No creativity or emotion involved.(3)Pros: Simple, repetitive tasks are done at higher speed more che

10、aply and accurately; Cons: Humans end up out of work; No added skill or creativity.(4)Pros: More live music will be available more cheaply; Playlists will be limitless; Cons: It really isnt live music; It is more like listening to a record, without any of the excitement and emotion of watching human

11、s perform.(5)Pros: Promote learning and enjoyment of AI and robotics to a wider audience; Cons: The robot players dont even know they are in a contest and have no desire to win, so there is no emotional content to the match;No physical skill or talent is involved either.PartWatchavideo机器人公民索菲亚Hanson

12、Roboticsmostadvancedhumanrobotandanswersomequestions1.The robot is so human. She can communicate with the host without any barrier, and she can even imitate human feelings.It is amazing!2.I hope for an educating robot because I can ask any questions when I have trouble in learning.PartListeningActiv

13、ity1194527386Activity2just now, so, well, however, above allPartSpeakingActivity11.Robot technology has its cons and pros. It can bring great convenience to human beings together with some scientific or moral problems. A robot is a machine that can do a task according to computer programmes or throu

14、gh the use of some kind of controls.2.The main benefits are that they can do some kinds of work more quickly, better, and cheaper than humans, and that they can take the place of humans when no humans are available or when humans cannot do the work. They can cause problems, however. First,what happe

15、ns if they no longer serve people or stop following orders? Second, there is the possibility that at some point we will have difficulty determining what constitutes a living being and what constitutes a machine.Activity21.Law 1,a robot may not injure a human being,or,through inaction,allow a human b

16、eing to come to harm;Law 2,a robot must obey the orders given it by human beings except where such orders would conflict with the first law;Law 3,a robot must protect its own existence as long as such protection does not conflict with the first or second law.2.Yes, I do. Isaac Asimov introduced them

17、 into most of his science fiction writings to show that robots could be prevented from harming us or our world. They are not actual scientific laws, but rather guidelines for their human programmers to follow to keep our world safe. At first glance, the rules seem logical and reasonable, but they al

18、so seem outdated.Activity3A:Oh, by the way, I saw a programme about robot doctors last night. It was very interesting. Do you think robots will do more of these important jobs in the future?B:Certainly. They will probably do most of our labour for us.C:Maybe, but thats beside the point. In my opinio

19、n, robots are dangerous! They are much stronger than we are and may be superior to us in the future.A:I think we ought to move on to the topic of robot technology. I know the idea of it has been around forever. The ancient Greeks and Chinese both made clever devices that werent much different than s

20、ome of the robots we have today.B:Yes, but the modern idea of intelligent robots that look like humans is only about 100 years old.C:I think we had better move on to what robots can do. Lets see. there are simple repetitive tasks like factory work and housework.A:Yes,and I think there will be more c

21、omplex jobs in the future like in healthcare, education,or entertainment.C:Oh, there is something else I meant to ask youdoes anyone know who even came up with the word“robot”? B:Wasnt it Isaac Asimov? He was that scientist who wrote a lot of science fiction stories.A:No . the word “robot” was coine

22、d much earlier, I think.C:But thats beside the point.I think we ought to move on to the benefits and dangers of AI to humans and our society .A:Oh, I nearly forgot why Asimovs writing was so importanthe created the Three Laws of Robotics. Law 1,a robot may not injure a human being,or,through inactio

23、n,allow a human being to come to harm; Law 2,a robot must obey the orders given it by human beings except where such orders would conflict with the first law; and Law 3, a robot must protect its own existence as long as such protection does not conflict with the first or second law!B:But this is whe

24、re the real danger lies. Those laws are not real lawsthey are guidelines that hopefully humans remember when they programme the robots. How can we trust our safety if the robots are programmed by people who dont keep those rules?C:.PartHomeworkDear John,Im glad that youre interested in the robot dev

25、eloped by our company.The robot is so advanced that it can cook meals at a fixed time, which can be adjusted according to individual needs.In addition, it can also accompany the elderly in having a chat, playing chess and doing exercise. Moreover, it can deal with emergencies. For example, if an old

26、 man falls ill suddenly the robot will call doctors for help. All in all, AI is changing the world as well as our life.Looking forward to your earliest reply.Yours,Li Hua2. Write a sci-fi short story学案设计学习目标:1.To know the story of TheTimeMachine written by H.G. Wells.2.To analyse the structure and r

27、hetorical devices of a sci-fi story.3.To share different ideas of what might happen next in the story.4.To write a story about a time machine.PartBeforereading:lead-inWrite your own story about a time machine you will invent.PartWhilereadingActivity1Readandsummarisethestructure.1.Read the story of T

28、heTimeMachine written by H.G.Wells and answer the following questions.What did the time machine look like? How did the Time Traveller operate the machine? (P1)_What happened when the Time Traveller first pushed it forwards? (P1)_What happened when the Time Traveller pushed it forwards the second tim

29、e? (P2)_What did it feel like during time travelling? (P3)_What happened when the Time Traveller pushed it backwards? (P4)_2.According to the questions above, can you summarise how to write a story of a time machine?_Activity2Readandidentifythelanguagefeatures.Tips:rhetorical devicesmetaphor,simile,

30、overstatement,etc.Whats “my” feeling when “I drew a breath”? (P2L1)_Whats the meaning of “she moved like a rocket”? (P2L3)_Can you find out other similar expressions in P3? _Can you say something like that? _More expressions about rhetorical devices:明喻SimileHe drove as if possessed by the devil.他着魔似

31、的驾车狂奔。隐喻/暗喻MetaphorHe has a heart of stone.他铁石心肠。拟人PersonificationNecessity is the mother of invention. 需求乃是发明之母。(将需求比拟成母亲)夸张OverstatementThe old man lived a year in a minute.老人度日如年。双关PunSeven days without water makes one weak.七天不进水,人就会虚弱。Activity3Discussandshareyourideas.Discuss your time travel pl

32、an with your partners. Then try to tell them what it is like.Requirements:We will be divided into 4 groups.Group A外形组Group O操作组Group E经历组Group F感受组Lets see whose time travel plan impresses the most.Activity4Writeastoryofatimemachine.Here is my time machine _When I get to the right time in the right

33、place, I _It feels as if _Activity5Evaluate.Use the checklist to give feedback on your partners draft.1.Does the writer use 4 aspects correctly?2.Does the writer use proper rhetorical devices?3.Does the writer use commas and stops correctly?4.Is the handwriting easy to read?PartSummaryLets revise wh

34、at we have learnt today:1.The 4 aspects to write a story of a time machine.2.Some useful rhetorical devices:(1)Simile(2)Metaphor(3)Overstatement3.Stimulate our imagination by writing our own sci-fi.参考答案:PartBeforereading:lead-inIt is a time machine with which we can travel through time. I want to go

35、 to the future to see what will happen to me.I want to leave myself a message to make my life easier than it is supposed to be.PartWhilereadingActivity11.There was a lever on the main panel. There was also a seat.He pushed the lever forwards an inch then immediately backwards again.appearance+operat

36、ionHe saw his laboratory exactly as before.He thought his mind had tricked him. Then he saw the clock. A moment before, it was a minute or so past ten; now it was nearly half past three!experienceHis niece moved like a rocket. Night came as if a lamp was being turned out,and in another moment came t

37、he day.experienceIts hard to explain the strange and unpleasant feeling of time travelling. It felt like the Time Traveller was being driven fast on a winding road.feelingIf he stopped and the same space was being occupied by something else,they would be forced together and explode like a bomb! feel

38、ing2.When we write a story of a time machine, wed better talk about its appearance and operation,and our experience and feeling.Activity2Nervous and curious.It is an expression of overstatement, which means she moves very fast.Other rhetorical devices:It felt like I was being driven fast on a windin

39、g road.The sun and moon looked as if they were being thrown across the sky.I saw huge buildings rise up, then disappear like in a dream.I am thin like a piece of feather.Activity3略Activity4Here is my time machine which looks like a drone. With all the shining lights indicating the time I will travel

40、 into, my machine can do an awesome job to get me to any place at any time. For me, I want to go back to tell me then that I want to choose more wisely in college, so that I can do better now.When I get to the right time in the right place, I am so obsessed with all the surroundings I was familiar.

41、My teachers, my family and my friends are just like before, which brings me a sense of warmth. Surely I want to stay here forever, enjoying all the vigorous and energetic life as before.It feels as if I never left. I fit quickly into the life here like a fish never rid itself from water. All of this is too real for me; however, I am also aware of my purpose here, which is to find me then and leave me a message to help me choose a better major in college. After I do that, I have to go back to the future.Activity5略PartSummary略学科网（北京）股份有限公司