Unit 1 Science Fiction Using Language 教案-高中英语人教版（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 FictionUsing Language公开课教案1. Voice your opinions on robots and AITeaching aims:By the end of this period, students will be able to:1. make predictions based on given pictures and words.2. voice your opinions on robots and AI based on your knowledge.3. organise words by

2、 using correct discourse markers.4. reflect future on the development of science and the fate of mankind.Teaching key points:1. Enable students to predict the content of the dialogue.2. Help students to learn the related expressions about opinions on future techniques.Teaching difficult points:1. En

3、courage students to voice opinions on robots and AI.Teaching procedures:StepLead-inLook at the pictures and discuss the questions in pairs1. What jobs are these robots doing?2. What are the pros and cons of robots doing these jobs?Suggested answers:1. Serving food,playing the piano,doing experiments

4、,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 cheaply and accu

5、rately; 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 humans perform.(5)

6、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.StepBefore ListeningWatch a video机器人公民索菲亚H

7、anson Robotics most advanced human robot and answer some questions 1. What impressed you most in the video?2. What kinds of robots or AI developments do you hope for?Suggested answers:1. The robot is so human. She can communicate with the host without any barrier, and she can even imitate human feel

8、ings.It is amazing!2. I hope for an educating robot because I can ask any questions when I have trouble in learning.Step ListeningActivity 1 Listen to an interview and put these statements in the correct order.1 The host introduces the guest, a sci-fi expert.The expert has robots in his home.As robo

9、ts become more intelligent, they may also become more dangerous.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.T

10、he host asks if there are robots in the experts home.In sci-fi stories, robots often become superior and take over.Suggested answers:194527386Activity 2 Listen to the interview again and write down the discourse markers that you hear. Make a note of how each discourse marker is used in the interview

11、. Then compare your answers with a partner.The discourse markers:Discourse markers are used to organise a text by making sequence, contrast,opinion,purpose, and so on. Listening for discourse markers can help you understand a text more easily.For example, first, however , above all, in order to,etc.

12、Suggested answers:just now, so, well, however, above allStepSpeakingActivity 1 Think and answer these questions.1. What 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?Suggested answers:1. Rob

13、ot 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 through the use of some kind of controls.2. The main benefits are that they can do some kin

14、ds 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 happens if they no longer serve people or stop following orders? Second, there is the poss

15、ibility that at some point we will have difficulty determining what constitutes a living being and what constitutes a machine.Activity 2 Brainstorming.1. What is “Three Laws of Robotics”?2. Do you know anything about Isaac Asimov and his famous Three Laws of Robotics? What do you think of these laws

16、?Suggested answers:1. Law 1,a robot may not injure a human being,or,through inaction,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;Law 3,a robot must protect its own existence as long as such

17、 protection does not conflict with the first or second law.2. Yes, I do. Isaac Asimov introduced them 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

18、to follow to keep our world safe. At first glance, the rules seem logical and reasonable, but they also seem outdated.Activity 3 In groups, discuss what the expert thinks of the questions and exchange your own views. You may use the following expressions to help you.Suggested answers:A:Oh, by the wa

19、y, 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 opinion, robots are dangerous! They are much st

20、ronger 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 some of the robots we have today.B:Yes, bu

21、t 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 complex jobs in the future like in healthc

22、are, 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 coined much earlier, I think.C:But thats besid

23、e 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 inaction,allow a human being to come to harm; La

24、w 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 where the real danger lies. Those laws are n

25、ot 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:.StepHomework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

26、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._Suggested answers:Dear John,Im glad that youre interested in the robot developed by our company.The robot is s

27、o 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 man falls ill suddenly the robot wi

28、ll 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 storyTeaching aims:By the end of this period, students will be able to:1. To know the story of The Time Machine written by H.G. Wells.2. To ana

29、lyse the structure and rhetorical 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. Teaching key points:1. Help students try to analyse the structure and rhetorical devices of the text.2. Cultivate students to writ

30、e a story about a time machine.Teaching difficult points:1. Enable students to figure out the structure and rhetorical devices of the text.2. Guide students to write a story about a time machine.Teaching procedures:StepBefore reading:lead-inActivity1 Free talkTalk about the picture on the screen.T:D

31、o you know what it is? What can you do about it?If time travel is possible, which time do you want to go to?Why? Can you try to leave yourself a message then? What massage do you want to tell your self?Activity 2Write your own story about a time machine you will invent.Suggested answers:It is a time

32、 machine with which we can travel through time. I want to go 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.StepWhile readingActivity1 Read and summarise the structure.1.Read the story of The Time Machine written by H.G.W

33、ells 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 time? (P2)What did it feel like dur

34、ing time travelling? (P3)What happened when the Time Traveller pushed it backwards? (P4)Suggested answers:1.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+operationHe saw his laboratory exactly as before.He

35、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 the day. experienceIts hard to explain the stra

36、nge 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! feeling2. According to the questions above, can y

37、ou summarise how to write a story of a time machine?Suggested answers:When we write a story of a time machine, wed better talk about its appearance and operation,and our experience and feeling.Activity 2 Read and identify the language features.Tips:rhetorical devicesmetaphor,simile,overstatement,etc

38、.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.他着魔似的驾车狂奔。隐喻/暗喻MetaphorHe

39、 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。Suggested answers:Nervous and curious.It is an expression of overstatement, which

40、means she moves very fast.Other rhetorical devices:It felt like I was being driven fast on a winding 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.Activity 3 Discuss and share yo

41、ur ideas.Discuss your time travel plan 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.Activity 4 Write a story of a time machine.Here is my time machine

42、 When I get to the right time in the right place, I It feels as if Suggested answers:Here is my time machine which looks like a drone. With all the shining lights indicating the time I will travel 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

43、 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. My teachers, my family and my friends are just like before, which brings me a sense of warmth. Surely I

44、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

45、a message to help me choose a better major in college. After I do that, I have to go back to the future.Activity 5 Evaluate.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 com

46、mas and stops correctly?4. Is the handwriting easy to read?Suggested answers:1.4 aspects-5 points 2.rhetorical devices-3 points mas and stops-1 point 4.handwriting-1 pointsStep SummaryLets revise what 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.学科网（北京）股份有限公司