外研版（2019）选择性必修第三册Unit 4 A glimpse of the future Understanding ideas 课件(25张ppt)

(共25张PPT)
Unit 4
Unit 4 A glimpse of the future
Artificial Intelligence:
A REAL THREAT
To read the text and learn about the different views of the three people on AI
To talk about what you think of AI
To be able to treat AI technology dialectically
What can AI be used for
AI
entertainment
medicine
transportation
security
education
tourism
finance & economy
…
AI in life
Now watch a filmlet about future AI. Is it interesting
Read the facts about AI and answer the questions.
1. What can you learn from the timeline
From the timeline, we can learn that AI technology has developed greatly, and can now outperform humans in some aspects.
2. Are you concerned about developments in AI Why or why not
3. How do you think AI will develop in the
future
AI continued progress
Shallow machine learning model
SVM, LR, Boosting
The rise of AI
Turing test
1950s
1990s-2000
1960s-1980s
Professor of University of Toronto，leading authority of machine leaning field
2006
New research climax of AI AlphaGo
2011-2017
Read the passage to see if it changes your opinion on the future of AI. If so, in what ways
Millenniumbutterfly
We all need to learn to live with AI technology whether we like it or are concerned about it. We cannot stop the march of progress.
I admit that more advanced AI could be helpful in solving the world’s problems, but there is a high level of risk involved.
I can’t understand why some people worry so much. I hope more breakthroughs in AI will be made soon, so that we can enjoy more and more convenience.
Popkid
Pink_haze
Read the opinions and match them to the persons. Talk about the opinion you agree with.
Organise information from the passage and complete the diagram.
AI can help us save time.
1. _____________________________________________
2. _____________________________________________
3. _____________________________________________
including those too challenging for human experts.
AI can make driving safer.
AI can make doing day-to-day things a lot easier.
AI can solve problems
AI is a real achievement.
AI might wipe out human beings.
4. _________________________
5. _________________________ if it falls into
the wrong hands
AI is a real threat.
Jobs are at risk due to AI.
AI could be dangerous
Now come up with more ideas for each point of view and share them with the class.
Decide whether the following statements are True (T) or False (F).
1. Professor Stephen Hawking believed AI would only bring great benefits to human beings. ( )
2. Millenniumbutterfly’s PA can help him find a particular restaurant. ( )
3. Millenniumbutterfly believes it unnecessary for him to learn to drive. ( )
F
T
F
4. In Popkid’s view, nearly all work can be done by machines. ( )
5. As far as Pink_haze is concerned, the highest value of AI is its ability to solve problems. ( )
6. Pink_haze thinks AI may disappear one day. ( )
T
T
F
Write down what the following underlined pronouns refer to.
1. She always has an immediate answer for any question I put to her ... (In paragraph 1)
_________________________________________________
2. And as they won’t be susceptible to human error, they’ll certainly be a lot safer. (In paragraph 2)
_________________________________________________
my own super-smart personal assistant
self-driving cars
3. Even if that doesn’t happen, there are other risks.
(In paragraph 4)
_________________________________________________
4. They would just be among the first victims of AI.
(In paragraph 4)
_________________________________________________
5. We have no choice but to embrace it and regulate it.
(In paragraph 7)
_________________________________________________
wiping out human beings
taxi drivers
AI
Below is a summary of the text with some content missing. Choose the right item from the box and make the summary complete. Change the form if necessary.
Three people gave their opinions about AI’s influence on Technology of Tomorrow Forum. Millenniumbutterfly believes that AI will make daily life a lot easier. Millenniumbutterfly has a super-smart personal 1. ________, answering questions immediately and learning about Millenniumbutterfly’s 2. _____________.
available, phone, embrace, preference, victim, dangerous
phone
preferences
As for hanging out, Millenniumbutterfly hopes safe self-driving cars will become 3. ________ soon. However, Popkid holds the opinion that none of us is prepared for its challenges, yet it could bring big risks like wiping out human beings. Take self-driving cars for example. Taxi drivers will be the first 4. ________.
available, phone, embrace, preference, victim, dangerous
available
victims
In the long run, every job is potentially at risk. On the other hand, Pink_haze believes that humans have no choice but to 5. ________ and regulate AI. In the modern world, we have to accept machine learning since AI can solve problems that are too challenging for human experts. But if AI goes wrong or falls into the wrong hands, it could be very 6. ____________.
available, phone, embrace, preference, victim, dangerous
embrace
dangerous
1 What did Stephen Hawking mean when he said that AI will be “either the best, or the worst thing, ever to happen to humanity”
He meant that AI could bring us incredible benefits, but only if the technology is managed properly. If we do not manage the technology properly, it could result in human extinction.
2 Do you use AI in your daily life What other roles can AI
play in people’s lives
3 How does the diagram help you better understand the
passage
Put a limit to AI.
Build proper
attidudes toward AI.
Control the development
direction of AI.
Manage the creators
and producers.
Work in pairs and discuss the question: What do you think we should do to make AI a real achievement
Establish laws and regulations.
1. Read the passage on Page 101.
2. Preview the next part: Using language and the rules on subject-verb agreement on Page 97.