Unit 4 Welcome &Reading ppt课件（2020）新牛津译林版高中英语选择性必修第二册.pptx

1、Living with technologyDesigner: daisyScience fiction becomes a reality with the development of science and technology.W a t c h W a t c h t h e v i d e o a n d f i n i s h t h e f o l l o w i n g e x e r c i s e sv i d e o a n d f i n i s h t h e f o l l o w i n g e x e r c i s e sWatch the video an

2、d fill in the blanks. Video time Twenty Thousand Leagues Under the Sea: travelling deep under the ocean 2001: A Space Odyssey: travelling to _ The Matrix: connecting the human brain with _ and entering the virtual worldthe MooncomputersDiscussion Have you read or watched any of the science fictions

3、works mentioned in the video?What technology do you think will be possible in the future and how do you think it will change our lives?pre- -reading When we talk about artificial intelligence, what adjectives come to your mind?Artificial intelligenceusefulterrifyinghelpfulcutting-edgethreateningamaz

4、ingpre- -readingArtificial intelligence:friendly or frightening?Can you guess what the passage will talk about?1. Go through the passage quickly and try to fill in the blanks.Para. 1AI can make your dreams come true.Para. 2_Para. 3_Para. 4_Para. 5_Para. 6_A1Para 2: AI is a branch of computer science

5、 that aims to create intelligent machines Para 3: AI has developed over a long time and had some major breakthroughs.Para 4: AI is being applied in various fields, transforming the way we live.Para 5: The development of AI has also caused concerns and fears.Para 6: Warning. Read the text again caref

6、ully and answer the following questions.(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.Deep Blue VS Carry Kasparow AlphaGo VS Ke Jie 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.TimeWhat happenedSince the 1940sIn

8、 the mid-1950sIn 1997In 2017The development of computers has made the dream of AI a 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

9、 Jie, arguably the best human Go player.(3) What are ordinary people using AI to do?(4) What are we getting closer to according to the author?To get instant translations of text in foreign languages. We are getting closer to the dividing line between humans and machines.。, “The development of full a

10、rtificial intelligence could spell the end of the human race.” Do you agree with him? Why or why not?Technology is changing the face of the world, 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.

11、 It works by comparing the facial features of given images with those in a database. It offers a quick and cool alternative to traditional passwords, 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

12、 identity theft than those that use traditional passwords, mainly because every individual is unique. This technology is especially useful in public places: banks, airports and railway stations, (3) _.Revisionanalysenetworksto name but a fewComplete the passage with the correct forms of the words an

13、d phrases in the box below.apparently urge warning fall victim to analyse pose network to name but a fewB1Technology is changing the face of the world, and now faces are changing technology too. Facial recognition technology, with its capacity to (1) _ a huge amount of data, has come into widespread

14、 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 passwords, 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

15、 from identity theft than those that use traditional passwords, mainly because every individual is unique. This technology is especially useful in public places: banks, airports and railway stations, (3) _.Revisionanalysenetworksto name but a fewComplete the passage with the correct forms of the wor

16、ds and phrases in the box below.apparently urge warning fall victim to analyse pose network to name but a fewB1Scientists and engineers (7) _ to improve existing technology and make it fail-safe. (8) _, this will be a tough task. Whatever happens, we need to make sure that facial recognition technol

17、ogy can be trustedor we will have to face the consequences.Revisionare urged/have been urgedApparentlyapparently urge warning fall victim to analyse pose network to name but a few Read the title of Reading again. Do you think it is a good title? Why?AppreciationI think it is a good title. From the t

18、itle, we can easily know what will be talked about in the following passageartificial intelligence. Besides, the title is presented in the form of a question, which is a great way to arouse readers interest. 1. Finish B1 and B2 on Page 47.2. Finish Part A on the workbook with your partner.Homework扫码关注英语学科网服务号，第一时间获取资源更新通知关注英语学科网服务号，提供一对一优质人工服务，减少资源检索时间。