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1、选择性必修 2 Unit4 Living with technologyReading :Artificial intelligence: friendly or frightening?Imagine waking up one morning with the option of staying in bed and pressing a button to send a robot to do all the work for you.How cool that would be! It may seem like building castles in the air,but give
2、n the rate at which artificial intelligence,or Al,is being developed in the future such dreams may actually come true.1. build castles in the air 建空中楼阁2. given the rate at which artificial intelligencer Al,is being developed in the future such dreams may actually come true.鉴于目前人工智能的发展速度，这样的梦想在未来也许可以
3、 实现。At the basic level artificial intelligence is a branch of computer science that aims to create intelligent machines.One of the essential aims of Al is to develop computer intelligence capable of learning from experience adjusting to new inputs and performing tasks like humans To achieve this aim
4、, many approaches to creating true Al have been put forward,including deep learning which enables a machine to improve its own performance by learning from the results of its previous actions. Deep-learning Al has the capacity to analyse massive amounts of data through multiple layers, imitating the
5、 complex networks of the human brain.3. One of the essential aims of Al is to develop computer intelligence capable of learning from experience adjusting to new inputs and performing tasks like humans.人工智能的基本 目标之 一就是开发能够学习过往经验，适应新的学习内容并且能够像人类一样执行任务的计算机 智能。4. Deep-learning Al has the capacity to anal
6、yse massive amounts of data through multiple layers, imitating the complex networks of the human brain.深度学习可以让机器学习先前的 行为结果，来提升自己的性能。The dream of Al has been around for centuries and the development of computers since the 1940s has finally made it a reality. Years before the term/zartificial intellig
7、ence“ was coined in the mid-1950s,the theory had been explored by Alan Turing,one of the pioneers in the field of computer science. However;for a long time,Al technology developed very slowly.A major breakthrough in Al came in 1997, when Deep Blue, a chess- playing computecbeat the world chess champ
8、ion Garry Kasparov. Then in 2017,a computer program named AlphaGo defeated Ke jie, arguably the best human Go player, which demonstrated a significant advance in deep-learning Al systems.5. Be coined-be created-be invented6. Breakthrough之advance之discovery之innovation7. Then in 2017,a computer program
9、 named AlphaGo defeated Ke jie, arguably the best humanGo player, which demonstrated a significant advance in deep-learning Al systems.之后在 2017 年，一个名叫阿尔法的计算机程序打败了可谓人类最强围棋棋手柯洁，这说明了深度学习 AI系统的一大显著进展。Nowadays, Al is already being applied in many fields:finance, health care ,machine translation and art,
10、to name but a few. From autonomous vehicles to domestic robots from recommendation systems to computers writing novels,Al has an unlimited number of application Ordinary people are now using Al to get instant translations of text in foreign languages and machines can recognize fingerprints and even
11、faces.8. to name but a few 不一而足9. autonomous vehicles 自动驾驶车辆10. domestic robots 家用机器人11. recommendation systems 推荐系统12. an unlimited number of applications 不计其数的应用13. instant translations 即时翻译14. recognize fingerprints 识别指纹In short, this technology is transforming the way we live.lt is clear that we
12、 are at a turning point in history. With machines like AlphaGo now capable of thinking and learning from their mistakes, we are getting closer to the dividing line between humans and machines.The question is where will all this lead? While Al enthusiasts promise us a bright future where intelligent
13、robots will be working to our advantage, these undoubted benefits also bring concerns and fears.Could machines really develop human-like intelligence? And what would happen if they did? Would thinking machines work alongside humans or threaten the existence of humans? How would they be punished if t
14、hey committed crimes or even murdered humans? As we become more and more dependent on computers,some scientists are urging us to think about the dangers posed by the advances in AL Stephen Hawking,for example,warnecTThe development of full artificial intelligence could spell the end of the human rac
15、e.15. at a turning point in history.历史的转折点16. While Al enthusiasts promise us a bright future where intelligent robots will be working to our advantage, these undoubted benefits also bring concerns and fears.Al 的热，情支持者向我 们承诺未来会是美好的，那时智能机器人将为人们谋利。但是这些毋庸置疑的好处也带来 了质疑和恐惧。17. threaten-intimate-terrorize1
16、8. the existence of humans 人类的存在19. commit crimes 犯罪20. murder humans 谋杀人21. urgeadvocatedrive22. The development of full artificial intelligence could spell the end of the human race.” 完全 人工智能的发展可能意味着人类的终结Apparently, such warnings demand our attention.We need to make sure that we will not fall vict
17、im to Al .We may still think it would be fantastic to relax all day and allow autonomous machines to do all the work for us一but perhaps we should not be too greedy and rather be careful what we wish for!23. greedyacquisitivegluttonousGrammar UsageGood morning! Today Ill be speaking to you about dron
18、es, also known as UAVs. Flying around on their own drones have already been used for photography scientific research and military operationq.They will come into wider use in various fields in the near future.24. photography scientific research 摄影科学研究25. military operations 军事行动26. in various fields在
19、不同的领域Delivery drones as the name suggests are used to deliver goods. At the moment delivery drones are mainly used for military action and disaster relief, like the distribution of medicines during emergencies, especially to places that are hard to reach by other means of transport. It can be predic
20、ted that before long many people will be using drones to deliver daily supplies like food and drink.27. the distribution of medicines 药品的分发Some companies are also developing passenger drones, which carry people in crowded cities. Just enter a destination, and the drones will fly the passengers where
21、 they want to go.This could not only save time, but also greatly decrease road traffic. We can assume that with improved technology in passenger drones we will be entering the age of personal flying vehicles.28. assumeexpectanticipate29. the age of personal flying vehicles 个人飞行器时代There are also many
22、 other exciting new ways to use this technology. Whatever happens well all be interacting with drones on a daily basis.There can be no denying that the technology will have a huge impact on everyday life30. Whatever happens well all be interacting with drones on a daily basis.There can be no denying
23、 that the technology will have a huge impact on everyday life 无论发生什么我彳门都将 基于日常生活通过无人机互动交流着。无可否认这项科技对我们的日常生活产生了具大的 影响。Extended Reading: Virtual realitySUSAN:Frank,youve been working at the forefront of developments in virtual reality for many years. Can you tell us what virtual reality is and how it
24、works?31. virtual reality 虚拟现实FRANK:Of course.The basic definition of VR lies in the name itself, which means reality that is not real”.When you wear a VR headset equipped with sensors and a screen you are surrounded by three-D images, sounds and other sensory information, which creates a super-real
25、istic effect calledzzpresence.Though you know the sensory, information surrounding you is not real,part of your brain believes it isand acts accordingly.32. When you wear a VR headset equipped with sensors and a screen you are surrounded by three-D images, sounds and other sensory information, which
26、 creates a super-realistic effect calledpresence”,当你戴上配有传感器和屏幕的VR头戴设备时，你将被三维影像，声音和 其他感官信息包围。SUSAN:Thanks,Frank.Can you give some examples of the practical applications VR has?FRANK: Id love to.There are a host of educational applications.Academic VR enables students to interact with others in a thre
27、e-D environment.There are endless possibilities for the subject matter that can be created in a VR system. Imagine studying the solar system or the human body in a fully immersive environment.By delivering the content in a meaningful way this new approach to learning manages to engage students inter
28、est and enhance learning efficiency.The applications can be expanded to make it easier to visualize data such as engineering projects and a variety of other design developments.Its pretty exciting!33. By delivering the content in a meaningful way this new approach to learning manages to engage stude
29、nts interest and enhance learning efficiency.The applications can be expanded to make it easier to visualize data such as engineering projects and a variety of other design developments.这种新的学习方式以一种富有意义的方式呈现内容，能够吸引学生的兴趣并 且提高学习效率。这些应用还能进一步扩展，是的工程项目和其他各类设计开发的数据更 容易得到可视化的呈现。SUSAN:This sounds like it has
30、 a lot of constructive applications.What about its uses for highly developed technical industries such as medicine?34. constructive applications 建设性的应用FRANK:Surgeons are already using robotic technology with VR to perform complex surgery.What if I told you that doctors could create a virtuaKtwin in
31、order to practise delicate surgery before attempting it on the patient? This technology can be applied to train new surgeons;it also enables experts to test new techniques safely before trying them on human subjects.Treatments of anxiety and drug addiction are other valuable and cost-effective appli
32、cations of VR.35. delicate surgery复杂的外科手术36. Treatments of anxiety and drug addiction are other valuable and cost-effective applications of VR.焦虑和药物成瘾治疗则是另外一些具有价值且成本低廉的VR应用。SUSAN:That is amazing! It sounds like VR will be a life-changing technology as well as a life-saving one.How will it affect the
33、 different aspects of our everyday lives, such as entertainment,shopping and travelling?37. a life-changing technology 改变生活的技术FRANK:The entertainment industry is one of the most enthusiastic advocates of VF.Current game systems come with headsets so that players can enter virtual environments and pl
34、ay against either real or virtual opponent It wont be long before virtual museums and interactive three-D exhibitions become common.When shopping online, you can look forward to being able to have your own virtual reality clone try on clothes and to see products with 360-degree views.Also,people who
35、 want to go on holiday will have the opportunity to take a virtual tour of several destinations before deciding where to go.In both of these cases, this technology will help people make more informed choice*38. one of the most enthusiastic advocates of VR 最热切追捧 VR 的行业之一39. virtual opponents 虚拟敌人40.
36、with 360-degree views.360 度全方位SUSAN:I cant wait! However, as with any technology,there must be some barriers to the development of VRJ guess?FRANK: It really boils down to three thing一time, cost and technical limitations. We will need time to develop and fine-tune the hardware and software. The init
37、ial cost will discourage most people in the beginning but that should be fixed over time.The last issue is our own technical limitations. Just trying to figure out how to do what we want in terms of technology will prove challenging in some areas.41. It really boils down to three thingtime, cost and
38、 technical limitations.其实说至4底就三个 方面一时间，费用和技术局限42. fine-tune the hardware and software 调试硬件和软件43. the initial cost 早期费用44. discouragedisapproverejectSUSAN:Considering there are so many challenges to deal with, are you still optimistic about the future of VR?45. Optimistic-cheerful-bullishFRANK: Sure.
39、When talking about VR, we should keep in mind its quick rate of evolution.The possibilities seem endless.For example, 5G technology with its potential to serve up more stable mobile connectivity at faster speed,will make it possible for people to enjoy a more immersive VR experience wherever they ar
40、e.Indeed we are only limited by our imagination.What excites me the most is that young people today are digital citizens who are comfortable with technology Theyre well equipped to become part of a technological generation that will develop and use VR to do things we might think impossible today.SUS
41、AN:Thank you,Frank.lt all sounds wonderful.46. its quick rate of evolution 它的进展速度之快47. 5G technology with its potential to serve up more stable mobile connectivity at faster speed,will make it possible for people to enjoy a more immersive VR experience wherever they are.5G技术能够以更快的速度提供更稳定的移动网络连接。48. What excites me the most is that young people today are digital citizens who are comfortable with technology,最让我感到兴奋的是，如今年轻人都是数字公民，对技术已经 习以为常。49. Be well equipped to具备良好的条件