Unit 4 Living with technology Welcome to the unit Reading ppt课件-（2020）新牛津译林版高中英语高二选择性必修第二册.pptx

1、Unit 4 Living with technologyWelcome to the unit+ readingLead-inThe advance of technology is based on making it fit in so that you dont really even notice it, so its part of everyday life. Bill GatesVideo timeTwenty Thousand Leagues Under the Sea: travelling deep under the ocean2001: A Space Odyssey

2、: travelling to _The Matrix: connecting the human brain with _ and entering the virtual worldthe Mooncomputers When we talk about artificial intelligence, what adjectives come to your mind?Artificial intelligenceusefulterrifyinghelpfulcutting-edgethreateningamazingPre-readingWhat is the function of

3、questioning in the title?Pre-readingIn the form of a question, the author tries to arouse the interest of the readers and inspire the readers to think about the question by themselves first.1. Go through the passage quickly and try to fill in the blanks.While readingPara. 1AI can make your dreams co

4、me true.Para. 2_Para. 3_Para. 4_Para. 5_Para. 6_A1While readingPara 2: AI is a branch of computer science that aims to create intelligent machines imitating the complex networks of the human brain.Para 3: AI has developed over a long time and had some major breakthroughs.Para 4: AI is being applied

5、in various fields, transforming the way we live.Para 5: The development of AI has also caused concerns and fears.Para 6: We need to make sure that we will not fall victim to AI.2. How is the text organized?While readingIntroductionSupporting detailsConclusion3. Read the text again carefully and answ

6、er the following questions.While reading(1) How can a deep-learning machine improve its own performance?By learning from the results of its previous actions. (2) What events were considered as major breakthroughs in AI?Deep Blue beat the world chess champion Garry Kasparov in 1997, and AlphaGo defea

7、ted Ke Jie, arguably the best human Go player, in 2017.A2(3) What are ordinary people using AI to do?While readingTo get instant translations of text in foreign languages. (4) What are we getting closer to according to the author?We are getting closer to the dividing line between humans and machines

8、.4. Artificial intelligence has gone through a long way of development. Read Paragraph 3 again, fill in the form and try to retell the development of AI according to it.While readingTimeWhat happenedSince the 1940sIn the mid-1950sIn 1997In 2017The development of computers has made the dream of AI a

9、reality.In the mid-1950s, the term “artificial intelligence” was coined.In 1997, Deep Blue, a chess-playing computer, beat the world chess champion Garry Kasparov.In 2017, a computer program named AlphaGo defeated Ke Jie, arguably the best human Go player.Technology is changing the face of the world

10、, and now faces are changing technology too. Facial recognition technology, with its capacity to (1) _ a huge amount of data, has come into widespread use. It works by comparing the facial features of given images with those in a database. It offers a quick and cool alternative to traditional passwo

11、rds, and you cannot forget your own face! In theory, (2) _ which use our own body as passwords should also be safer from hackers and better protect us from identity theft than those that use traditional passwords, mainly because every individual is unique. This technology is especially useful in pub

12、lic places: banks, airports and railway stations, (3) _.Revisionanalysenetworksto name but a fewComplete the passage with the correct forms of the words and phrases in the box below.apparently urge warning fall victim to analyse pose network to name but a fewB1However, facial recognition technology

13、has also started to (4) _ some difficult questions. Experts have been giving (5) _ about this technology, saying it may not be as good as we think. Facial expressions often vary, which makes facial recognition less effective. Moreover, there is growing concern that we might (6) _ this technology, as

14、 there are cases in which hackers have broken into facial recognition systems by using peoples social media photos to build models of their faces.Revisionposewarningsfall victim toapparently urge warning fall victim to analyse pose network to name but a fewScientists and engineers (7) _ to improve e

15、xisting technology and make it fail-safe. (8) _, this will be a tough task. Whatever happens, we need to make sure that facial recognition technology can be trustedor we will have to face the consequences.Revisionare urged/have been urgedApparentlyapparently urge warning fall victim to analyse pose

16、network to name but a few1. Some words may have different parts of speech and meanings in different sentences. Translate the sentences into Chinese, and pay special attention to the underlined words.AppreciationB2(1) a. She took a handful of coins out of her bag. b. Opportunity and risk are just two

17、 sides of the same coin.c. The term “Silk Road” was coined by a German traveller and geographer.Appreciation她从包里掏出一把硬币。 coin n. （一枚）硬币机遇和危机不过是同一枚硬币的正反面。coin n. （统称）硬币“丝绸之路”一词是由一名德国旅行家、地理学家创造出来的。coin v. 创造（新词语）(2) a. Would you please spell your family name? b. Some people are worried that artificial

18、intelligence would spell disater for mankind.Appreciation请问您可以拼一下您的姓氏吗？spell v. 用字母拼；拼写 有些人担心人工智能将给人类招致灾难。 spell v. 招致，意味着 2. Can you think of more similar words? Write down some sentences and ask your classmates to guess the meaning of these words.Appreciationa. I rewrote his rough draft, which was

19、 published under my name. b. During the Second World War, he was drafted into the U.S. Army. c. He drafted a letter to the editors. 我改写了他那篇以我的名义发表的初稿。draft n. 草稿；初稿第二次世界大战期间，他应征加入美国陆军。draft v. 征募；征召他草拟了一封信给编辑。draft v. 起草；草拟三三、阅读、阅读课文缩写，在空白处填入课文缩写，在空白处填入1个适当的单词或括号内单词的正确形式个适当的单词或括号内单词的正确形式 With the ra

20、pid development of artificial intelligence, many sweet dreams 1. _ a robot doing all the work for you may come true. AI is a branch of computer science that aims to develop intelligent machines, 2. _(design) for better work and higher efficiency, and people have been in pursuit of the dream of AI fo

21、r many years. Especially in 2017, a computer program named AlphaGo beat Ke Jie, 3. _(show) a large leap in AI systems. Nowadays, AI 4. _(use) in quite a few fields, such as looking after patients, 5. _(perform) surgeries, writing novels, driving, translating, to name 6. _ a few. People feel their li

22、fe is becoming more and more 7. _(convenience). This technology is changing our lifestyle for the better. 8. _，with machines taking the place of humans, herelikedesignedshowinghas been usedperformingbutconvenientHowevercome concerns and fears. People will become more 9. _(rely) on AI machines and they may pose a great threat to the existence of humans, spelling the end of the human race. To conclude, we should sincerely welcome the 10. _(arrive) of AI, but at the same time, we should be careful of the application of it.reliantarrival