外研版（2019）选择性必修第三册Unit 4 A Glimpse of the Future Starting out & Understanding ideas 课件（共42张PPT））

(共42张PPT)
Unit 4 A glimpse of the future
Section Ⅱ Starting out & Understanding ideas
单词清障
阅读词汇
1. artificial adj._______________
人造的, 人工的
2. humanity n.______
人类
3. susceptible adj.____________
易受影响的
4. automation n.________
自动化
5. leap n.______
剧变
写作词汇
1. _______n.受害者
victim
2. ________n.能力，才能
capacity
拓展词汇
1. ________n.助手，助理→assist v.协助；援助→assistance n.帮助；援助
assistant
2. __________adv.潜在地→potential adj.潜在的，可能的 n.潜力；可能性
potentially
3. ________v.分析→analysis n.分析
analyse
4. ________v.控制，管理→regulation n.管理
regulate
5. _______adj.非法的，违法的→illegally adv.非法地→legal adj.合法的→legally
adv.合法地
illegal
6. ________adj.不道德的，道德败坏的→moral adj.道德的 n.品行，道德；寓意
immoral
Ⅲ.短语筑基
1. 人工智能___________________
artificial intelligence
2. 发生在……身上____________
happen to...
3. 到目前为止_______
so far
4. 闲逛，常去某处_________
hang out
5. 彻底消灭_________
wipe out
6. 从长远来看_______________
in the long run
7. 在于______
lie in
8. in contrast__________
相比之下
9. be susceptible to...______________
易受……影响
10. agree on________________
就……达成一致
句型
1 句型公式：“do/does/did+动词原形”表示强调
教材原句：Still, I do think that developments in AI will...
句式仿写：过马路时一定要当心。
____________________________________
Do be careful when crossing the street.
2 句型公式：条件状语从句的省略
教材原句：If we're lucky...If not, it might wipe us all out!
句式仿写：如果它对你来说很重要，你会找到方法的。如果不是，你会找借口。
If it is important to you, you'll find a way. _______, you'll find an excuse.
If not
3 句型公式：have no choice but to do sth.
教材原句：We have no choice but to embrace it and regulate it.
句式仿写：除了同意他所建议的，他们别无选择。
__________________________________________________
They had no choice but to agree to what he suggested.
Ⅰ.文本理解
Reading for the main idea.
What is the text mainly about
_________________________________
The thoughts of three people on AI.
Reading for the structure.
Fill in the form with proper words.
Artificial Intelligence： A REAL THREAT？
Mille nniu m- butter fly ◆His super-smart 1.________________ always has an immediate answer
for his questions.
◆His PA can find a right 2.__________ for him quickly.
◆He thinks that 3._____________ in AI will on the whole make doing
day-to-day things a lot easier.
personal assistant
restaurant
developments
Popki d ◆AI could help us 4.______ many of the world's problems， but there
are some risks.
◆Almost 50 per cent of US jobs are 5._______ from automation in the
next 20 years.
◆6.____________ is prepared for the challenges of AI.
Pink_ haze ◆AI can solve problems that are too 7.___________ for human experts.
◆If AI 8.____________ or falls into the wrong hands， it could also be
9.__________________.
◆We have no choice but to embrace it and 10.________ it.
solve
at risk
None of us
challenging
goes wrong
the most dangerous
regulate
续表
Reading for the details.
Choose the best answer according to the text.
1. What's the function of Stephen Hawking's words ( )
B
A. To give the background. B. To introduce the topic.
C. To put forward the question. D. To express the purpose.
2. What makes Millenniumbutterfly save much time in looking for
restaurants ( )
A
A. His super-smart personal assistant. B. His super-smart phone.
C. His own questions. D. His own preferences.
3. Why does Millenniumbutterfly want to buy a self-driving car ( )
C
A. He likes hanging out.
B. He hates taking driving lessons.
C. It can make driving safer.
D. There might be machine-learning problems.
4. According to Popkid, what might happen if AI thinks we're worthless ( )
D
A. AI might exercise its own judgement. B. AI might program by itself.
C. AI might help us solve problems. D. AI might put us at great risk.
5. What is Pink_haze's attitude towards AI ( )
B
A. Negative. B. Objective. C. Critical. D. Positive.
Reading for thinking.
1. What did Stephen Hawking mean when he said that AI would be “either the best, or the worst thing, ever to happen to humanity”
_______________________________________________________________________
______________________________________________________________________________________________________________________________________________
2. What do you think we should do to make AI a real achievement
#b#
_______________________________________________________________________
_____________________________________________________________________________________________________________________________________________________________________________________________________________________
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.
First, we should put a limit on the use of AI and develop proper attitudes towards AI. Second, we'd better control the development direction of AI and manage the creators and producers. At last, we should introduce some relevant laws.
Ⅲ.课文回顾
Is artificial intelligence the greatest human achievement or the biggest threat
to our 1._________（exist） Technology of Tomorrow Forum gets different
answers. Millenniumbutterfly thinks that his daily life is more 2.__________
（convenience） with the advance of artificial intelligence. For example, he has
got his super-smart personal assistant 3._____（build） into his phone. The
assistant answers any question he puts to her 4.____________（immediate） and
even uses his answers to learn more about his preferences. He hopes that more
breakthroughs in AI 5._____________（make） soon, so that people can enjoy
existence
convenient
built
immediately
will be made
more and more 6.________（benefit）. Popkid admits that more advanced AI
could be helpful in 7.________（solve） the world's problems, 8.____there is a
high level of risk involved. Actually, none of us is prepared for the challenges of
AI. In Pink_haze's opinion, people all need to coexist 9._____ AI technology
whether they like it or are concerned about it. We have no choice but
10.___________（embrace） it and regulate it.
benefits
solving
but
with
to embrace
Ⅱ.难句突破
1. Every recommendation she gives me is great since she can predict if I will
like a particular restaurant.
【译文】她给我的每一个建议都很好，因为她可以预测我是否会喜欢某一家餐厅。
【分析】本句为主从复合句。she gives me为省略了关系代词that或which的
__________，修饰recommendation；since引导______________，其中if引导
__________。
定语从句
原因状语从句
宾语从句
2. Millenniumbutterfly, you say how great it would be to have self-driving cars,
but what about all the taxi drivers who would lose their jobs
【译文】千禧蝶，你说拥有自动驾驶汽车会很棒，但所有出租车司机会失业这个
问题呢？
【分析】本句中的how great it would be to have self-driving cars为how引导的
__________，在该从句中，不定式短语to have self-driving cars是真正的主语，___
为形式主语；本句中的who引导__________，先行词为_______________，who在从
句中作______。
宾语从句
it
定语从句
the taxi drivers
主语
3. I believe most of the value of AI lies in its capacity to analyse and interpret
vast amounts of data, which means it can even solve problems that are too
challenging for human experts.
【译文】我认为人工智能的大部分价值在于它分析和解析大量数据的能力，这意
味着它甚至可以解决对于人类专家来说具有挑战性的问题。
【分析】本句中的I believe后接的是省略了that的__________；动词不定式短语to
analyse and interpret vast amounts of data作__________，修饰名词capacity；
which means...human experts为which引导的__________________，在该从句中，
means后接省略了that的宾语从句，另外that...human experts为that引导的__________，
修饰先行词problems。
宾语从句
后置定语
非限制性定语从句
定语从句
1 assistant n.助手，助理
情境佳句
①The professor wants to find an assistant who is worth depending on and won't let him down.
这名教授想找一个值得信赖、不会让他失望的助手。
②To his relief, with the assistance of him, most young people made their dream a reality at last!
令他宽慰的是，在他的帮助下，大多数年轻人终于实现了他们的梦想!
③She always assists her parents in doing/to do the dishes after meals.
她总是在饭后帮助父母洗碗。
归纳拓展
（1）assist v.协助，帮助
assist sb. in doing sth.=assist sb. to do sth.帮助某人做某事
assist sb. in/with sth.在某方面帮助某人
（2）assistance n.帮助，援助
come to one's assistance援助某人
with the assistance/help of在……的帮助下
学以致用
［单句语法填空/一句多译］
① We really need to employ someone as an ________（assist） to help with all
this paperwork.
assistant
② The doctor shares his phone number with the patients in case they need
medical __________（assist）.
assistance
③ 在我们的日常生活中，我认为帮助妈妈做家务是我们的责任。
→In our daily life, I think it is our duty to _______________________________.
→In our daily life, I think it is our duty to ________________________________
______.
assist Mom in/with the housework
assist Mom to do/in doing the housework
2 in contrast 相比之下
情境佳句
①In contrast, my PA only needs a few seconds to find the right place.（教材原句）
相比之下，我的私人助手只需要几秒钟就能找到适当的地方。
②It is useful to contrast your study method with/and others'.
把你的学习方法与其他人的加以对比很有用。
③Her actions contrasted sharply with her promises.
她的行动与她的诺言形成了鲜明的对比。
归纳拓展
（1）contrast n.明显的差异，对比，对照
in contrast with/to与……形成对照
by contrast=in contrast相比之下
（2）contrast v.对比，对照
contrast...with/and...把……与……作对比
contrast with...与……形成对比/对照
学以致用
［单句语法填空/单句写作］
① Contrast fresh _________ frozen vegetables and you'll find the fresh ones taste
better.
with/and
② She had almost failed the exam, but her younger sister, ______ contrast, had
done very well.
in/by
③ 老人花白的头发与黝黑的皮肤形成鲜明的对比。
_______________________________________________________
The old man's grey hair contrasts sharply with his dark skin.
3 hang out常去某处，闲逛
情境佳句
①And speaking of hanging out, I'm hoping that self-driving cars are available soon.（教材原句）
说到闲逛，我希望自动驾驶汽车能很快上市。
②My friend's train was late so I had to hang around the train station for a whole hour.
我朋友的火车晚点了，因此我只能在火车站闲逛了整整一个小时。
③After I hung up I remembered what I'd wanted to say.
我挂断电话之后才想起来原本想说的话。
归纳拓展
hang around（在某处附近）等待，逗留，闲荡
hang on抓紧；等一下；别挂电话；坚持
hang on to抓紧；保留
hang up挂断电话
学以致用
［单句语法填空/完成句子/单句写作］
① They are very good friends and they often hang ____ together.
out
② Someone called me up just now, but he hung ____ before I could answer the
phone.
up
③ 虽然这份工作很艰苦，但如果你坚持，你最终一定会成功。
It's very hard work, but _______________, you are bound to succeed in the end.
if you hang on
④ 我想我会把这些文件再保存一段时间。
_________________________________________________
I think I'll hang on to the documents for a bit longer.
4 potentially adv.潜在地
情境佳句
①Nearly every job is potentially at risk in the long run.（教材原句）
从长远来看，几乎每一份工作都处于潜在危险之中。
②All children should be encouraged to realize their full potential.
所有的儿童都应当被鼓励充分发挥他们的潜能。
③He has the potential to become a world-class musician.他有成为世界级音乐家的潜力。
归纳拓展
potential adj.潜在的，有可能的 n.潜力，潜质；可能性
achieve/fulfil/realize one's （full） potential 发挥某人的（全部）潜力
have the potential to do sth.有潜力做某事
the potential for （doing） sth.（做）某事的可能性
学以致用
［单句语法填空/完成句子］
① The new biological science does have the potential ______（do） great harm,
as well as good.
to do
② Children should be taught to avoid__________（potential） dangerous
situations in daily life.
potentially
③ 随着高考的临近，老师鼓励我们充分发挥自己的潜力。
With the National College Entrance Examination
approaching,___________________________________________________________.
the teacher encouraged us to achieve/fulfil/realize our full potential
5 capacity n.能力，才能；职位
情境佳句
①Our capacity for giving care, love, and attention is limited.我们给予照顾、爱护和关心的能力是有限的。
②We don't have the capacity to do/for doing everything at once.
我们没有能力同时做所有的事情。
③Anne was intelligent and capable of passing her exams with ease.安妮很聪明，能够轻易地通过考试。
归纳拓展
（1）a capacity to do/for doing sth.做某事的能力
have the capacity to do/for doing sth.有做某事的能力
（2）capable adj.有能力的；能干的
be capable of doing sth.有能力做某事
（3）incapable adj.无能力的
学以致用
［单句语法填空/同义句转换］
① There is only one person who is capable ___ setting limits to your growth
and that is yourself.
of
② I firmly believe you have the capacity _________（create） your own
happiness.
to create
③ I believe she can take care of herself.
→_________________________________________________________.（capacity）
→____________________________________________.（capable）
I believe she has the capacity for taking/to take care of herself
I believe she is capable of taking care of herself
6 条件状语从句的省略
情境佳句
①It is OK to leave an electrical appliance on so long as you are using it—if not， turn it off!只要你在使用电器设备，你便可以把它开着，如果不用就把它关掉！
②I might be away next week. If so, I won't be able to see you.下个星期我可能外出。如果这样的话，我就见不到你了。
③If necessary, luggage can be left in the charge of the porter.如果必要的话，行李可以留着由搬运工人负责。
归纳拓展
（1）在时间状语从句和条件状语从句中，如果从句主语与主句主语一致或从句主语为it，且谓语动词为be动词时，则可以省去其主语和be动词。
（2）if构成的省略形式：
if not如果不的话（表示否定意义）
if so如果是这样的话（表示肯定意义）
if any如果有的话
if ever如果有过或发生过的话
if necessary/possible如果必要/可能的话
学以致用
［单句语法填空/句型转换/完成句子］
① Are you ready If ____, let's set off at once.
so
② Wash it in water and pick out the small particles if there are any.
→Wash it in water and pick out the small particles, _______.
if any
③ 如果可能的话，你应该在自然光下阅读。
___________, you should read in natural light.
If possible
7 have no choice but to do sth.别无选择，只好做某事
情境佳句
①However, AI is not going to go away. We have no choice but to embrace it and regulate it.（教材原句）
然而，人工智能不会消失。我们别无选择，只能接受它并（用规则条例）约束它。
②The boys have nothing to do but hang around the harbour.
这些男孩没什么事可做，只是在码头上闲荡。
③He had no alternative but to work hard.
他除了努力工作之外别无选择。
归纳拓展
（1）but可表示“除……外”，后接不带to的不定式，常见于以下用法：
can't/couldn't help but do sth.忍不住做某事
have nothing to do but do sth.除了做某事之外无事可做
can/could do nothing but do sth.只能做某事
（2）如果but前的谓语动词不是do或help,那么but后的不定式中的to不能省略。
have no alternative but to do sth.=have no option but to do sth.别无选择，只有做某事
学以致用
［单句语法填空/完成句子］
① I have no choice but __________（believe） what you're saying.
to believe
② When my son completes a task, I can't help but ______（praise） him.
praise
③ 游客们无事可做，只有相互拍照。
The tourists __________________________ pictures of each other.
have nothing to do but take
Thanks