高中英语 选必B3U 第2课时-Understanding ideas- unit4 period understandingideas - 课件

1、A glimpse of the futureUnderstanding ideasRecently，Chinas Xinhua launched the worlds first AI news presenters with the Chinese search engine Sogou. The news readers created by machine learning technology are based on two real-life newsmenLearning goals1. Find out main idea of the passage.2. Have a b

2、asic idea of AI3. Learn the key words and expressions from the passage4. Develop the ability of critical thinking when discussing a controversial issue.Understanding ideasAI: A REAL THREAT?Understanding ideasAI: A REAL THREAT?Activity 1 Read the facts about AI and answer the questions.1 What can you

3、 learn from the timeline?From the timeline, we can learn that AI technology has developed greatly, and can now outperform humans in some aspects.Understanding ideasAI: A REAL THREAT?Activity 1 Read the facts about AI and answer the questions.2 Are you concerned about developments in AI? Why or why n

4、ot?3 How do you think AI will develop in the future?1. devise=design2. coin 创造，铸造；硬币3. artificial 人工的Artificial Intelligence4. make decisions5. on saleWords that should be noticed in the graphUnderstanding ideasAI: A REAL THREAT?Activity 2 Read the passage to see if it changes your opinion on the fu

5、ture of AI. If so, in what ways?Artificial Intelligence: A REAL THREAT? Technology of tomorrow ForumTopic Is AI our greatest human _ or the biggest _Posters Views MillenniumbutterflyPopkidPink_hazeachievementthreatWe all need to learn to live with AI technology whether we like it or are concerned ab

6、out it. We cannot stop the march of progress.I admit that more advanced AI could be helpful in solving the worlds problems, but there is a high level of risk involved.I cant understand why some people worry so much. I hope more breakthroughs in AI will be made soon, so that we can enjoy more and mor

7、e convenience.1. assistant 2. preference prefer3. in contrast = by contrast4. recommendation recommend v.5. hang out6. availableWords that should be noticed in the first partRead for details7. make judgements based on information 8. be susceptible to 易受影响9. hit the marketWords that should be noticed

8、 in the first parthitIt hit me that I had a choice.He admits to having hit the lowest point in his life.The song became a massive hit in 1945.Our small company has had 78,000 hits on its Internet pages.If two peoplehit it off, they like each other and become friendly as soon as they meet.突然想到到达成功点击率

9、一见如故Technology of tomorrow ForumTopic Is AI our greatest human _ or the biggest _Posters Views Millenniumbutterflyproviding a(n) _ answer for my questionslearning more about my _hoping to get a _ carmaking day-to-day things _achievementthreatimmediatepreferencesself-drivingeasierbe capable of 能够afte

10、r all3. in the way4. wipe out 5. even if6. victim7. potentially 8. at risk9. in the long term10. automation Words that should be noticed in the second partTechnology of tomorrow ForumTopic Is AI our greatest human _ or the biggest _Posters Views Popkidwiping all human beings outlosing their _there b

11、eing no one prepared for the _ of AIachievementthreatjobschallenges1. lie in2. capacity 能力，才能3. analyse4. interpret5. vast amounts of data6. leap7. go wrong8. illegalWords that should be noticed in the third part9. immoral 不道德的10. agree on11. embrace12. regulate Words that should be noticed in the t

12、hird partTechnology of tomorrow ForumTopic Is AI our greatest human _ or the biggest _Posters Views Pink-haze solving challenging problems going wrong or falling into the wrong _ embracing it and _ itachievementthreathandsregulatingActivity 4 Organise information from the passage and complete the di

13、agram. Al can help us save time. 1_ 2_ 3_, including those too challenging for Human experts. Al might wipe out human beings 4_ 5_ if it falls into the wrong hands.AI can make driving safer.AI can make doing day-to-day things a lot easier.AI can solve problems.Jobs are at risk due to AI.AI could be

14、dangerous.Think & ShareAI: Friendly or Threatening ?Pink_haze:AI is not going to go away. We have no choice but to embrace it and regulate itEven if that doesnt happen，there are other risks.即使不发生那样的事，也会有其他风险。1even if/though引导让步状语从句，意为“即使”“尽管”。经典句式(1)Well stand by you even if/though you fail.即使你失败，我们

15、也会支持你。(2) , we lost the game.虽然我们已尽了最大的努力，但还是输了。(3) Even if (invite)，I wont go to his wedding anniversary.即使被邀请，我也不会去参加他的结婚周年纪念日。Even though/if we all tried our best(I am) invitedTIPS当主从句主语一致，或其主语是it，且从句中含有动词be时，可省略从句的主语和动词be。However，AI is not going to go away. We have no choice but to embrace it an

16、d regulate it.然而，人工智能不会消失，我们别无选择，只能欣然接受并加以规范。2have no choice but to do.除了做别无选择，but前如果有实义动词do则but后的不定式往往省略to。注意下列表达：do nothing but do. 除了什么也不能做have nothing to do but do.除了无事可做cant but do. 只好做cant help/choose but do.不得不做；只好做(1) If a major problem arises，you have no choice but to solve it.如果出现大问题，你除了解决

17、它别无选择。(2)I cant help when I think of you.我一想到你就忍不住笑。(3)In this case，I cant to your findings.在这种情况下我不得不同意你的研究结果。(4)He had nothing to do but (wait) here.除了在这儿等待外，他别无选择。返 回but smilebut agreewait3. since引导原因状语从句Every recommendation she gives me is great _ .她给我的每一个建议都很棒，因为她能预测我是否会喜欢某家餐馆。 经典句式since she can predict if I will like aparticular restaurant1.由于喜欢这些电影，一些外国人开始考虑来中国。(since引导原因状语从句)(2020江苏，书面表达) ，some foreigners have begun to think of coming to China.PracticeSince th