外研版 (2019)选择性必修 第三册Unit 4 A glimpse of the future多媒体教学课件ppt

这是一份外研版 (2019)选择性必修 第三册Unit 4 A glimpse of the future多媒体教学课件ppt，共56页。PPT课件主要包含了目录页，III， form，Homework等内容，欢迎下载使用。
Pre-reading
Language pints
Fast reading
Intensive reading
Pst-reading
Read the facts abut AI and answer the questins.
Milestnes in Artificial Intelligence (AI)
1950: Mathematician and lgician, Alan Turing devised the Turing Test, a test n the ability f machines t shw human-like intelligence. 1955: Cmputer scientist, Jhn McCarthy cined the term “artificial intelligence”. 1972: Shakey, the first mbile rbt able t make decisins, accrding t reasn, was cmpleted.
2001: The Electrlux Trilbite, the first rbtic vacuum cleaner designed fr hme use, went n sale.2015: AlphaG became the first cmputer prgram t beat a human prfessinal G player. 2017: AlphaG Zer beat the previus versin f AlphaG by 100 games t nil.
1. What can yu learn frm the timeline? 2. Are yu cncerned abut develpments in AI? Why r why nt?3. Hw d yu think AI will develp in the future?
Shakey“Shakey” was the first mbile rbt with the ability t perceive and reasn abut its surrundings. It was a mbile rbt with cameras and tuch sensrs, cntrlled by a large remte cmputer. 
Backgrund infrmatin
Electrlux Trilbite
The Electrlux Trilbite is a rbtic vacuum cleaner manufactured by the Swedish crpratin Electrlux. It takesits name frm the extinct arthrpd, which scured the cean’s flr. 
AlphaG is the first cmputer prgram t defeat a prfessinal human G player, the first t defeat a G wrld champin, and is arguably the strngest G player in histry.
1. What can yu learn frm the timeline?
Answer: Frm the timeline, we can learn that AI technlgy has develped greatly, and can nw utperfrm humans in sme aspects.
Answer 1: Yeah, because AI will surely develp s quickly that it will prbably becme a threat t humans.
Answer 2: N, nt cncerned at all, after all, it is the humans that devise and develp the AI technlgy.
2. Are yu cncerned abut develpments in AI? Why r why nt?
3. Hw d yu think AI will develp in the future?
Pssible answer: AI will be very likely t develp at a even higher speed than nw, and its develpment will serve peple’s needs.
Lk at the pictures and answer the questins.
Read the passage t see if it changes yur pinin n the future f AI. If s, in what ways?
One pssible answer:After reading the passage, I cnclude that the develpment f AI will be s quick and prfund that it will bring tremendus changes t ur life. Hwever, ne pint that humans must keep the develpment f AI under cntrl shuld be paid clse attentin t.
Read the pinins and match them t the persns. Talk abut the pinin yu agree with.
Fast reading
We all need t learn t live with AI technlgy whether we like it r are cncerned with it. We cannt stp the march f prgress.
I admit that mre advanced AI culd be helpful in slving the wrld’s prblems, but there is a high level f risk invlved.
I can’t understand why sme peple wrry s much. I hpe mre breakthrughs in AI will be made sn, s that we can enjy mre and mre cnvenience.
Millenniumbutterfly
Organize infrmatin frm the passage and cmplete the diagram.
AI is a real achievement.
● AI can help us save time.●1._________________________●2.________________________________________●3.___________________, including thse t challenging fr human experts.
AI can make driving safer.
AI can make ding day-t-day things a lt easier.
AI can slve prblems
AI is a real threat.
● AI might wipe ut human beings.● 4._________________________● 5.______________________ if it falls int the wrng hands.
AI culd be dangerus
Jbs are at risk due t AI.
1. What did Stephen Hawking mean when he said that AI will be “either the best, r the wrst thing, ever t happen t humanity”? 2. D yu use AI in yur daily life? What ther rles can AI play in peple’s lives?3. Hw des the diagram help yu better understand the passage?
1. What did Stephen Hawking mean when he said that AI will be “either the best, r the wrst thing, ever t happen t humanity”?
He meant that AI culd bring us incredible benefits, but nly if the technlgy is managed prperly. If we d nt manage the technlgy prperly, it culd result in human extinctin.
Nw cme up with mre ideas fr each pint f view and share them with the class.
2. D yu use AI in yur daily life? What ther rles can AI play in peple’s lives?
One pssible answer:AI indeed has cme int ur life and benefited us a lt.The rles AI can play: as Siri, a friend in an iPhne. as a salespersn in a self-service market.
3. Hw des the diagram help yu better understand the passage?
One pssible answer:The diagram shws me a clear picture abut the prs and cns f AI technlgy. What’s mre, this diagram helps me get the main ideas f the passage quickly.
It’s a matter f persnal preference. 那是个人的爱好问题。
1. preference n. 1) 偏爱；爱好；喜爱
I must say I have a strng preference fr French mvies. 我得说我对法国电影有强烈的偏爱。
I’d chse the small car in preference t the larger ne. 我宁可选择那辆小的汽车而不要那辆大的。
2) have a preference fr sth 对……有偏爱
3) in preference t 优先于……
2. susceptible adj.
1) 易受影响的 Sme f these plants are mre susceptible t frst damage than thers. 这些植物中有一些较其他的易受霜冻危害。
2) 敏感的The researchers believe mre than 70 per cent f all cancers that kill may be susceptible t the vaccine. 研究人员认为该疫苗可能会抑制 70% 以上的致命癌症。
1) n. 类型；种类；形式；外表；样子；表格 frms f transprt / gvernment / energy 运输种类；政体类型；能源种类
2) vt. （使）出现，产生；（使）形成；（使）成形，组成；
Rearrange the letters t frm a new wrd.重新排列字母，组成另一单词。
Strm cluds are frming n the hrizn.天边出现了暴雨云。
1. happen t d sth __________________________ 2. in cntrast __________________________ 3. hang ut __________________________ 4. thanks t __________________________ 5. withut ding sth __________________________
碰巧做某事；发生在某人身上
6. in the lng run __________________7. be replaced with __________________8. at risk __________________ 9. be prepared fr __________________ 10. agree n __________________11. have n chice but t d sth ______________________
1. It used t feel like 50 per cent f my time was spent researching new restaurants.
Paraphrase: Befre, it seemed t me that I was spending a lt f time n researching new restaurants.
1) It feels like … 是固定句式，意为“感觉像……”, 与 It seems that … 意思相近。 例如：It feels like it is ging t rain. 感觉天快要下雨了。It feels like I have dne lts f wrk. 我感觉自己做了很多工作。
2) 本句中的“50 per cent f my time was spent” 使用了被动语态，为一般过去时态的被动语态。一般过去时的主动形式：was / were / did一般过去时的被动形式：was / were + 动词的过去分词
She just finished her hmewrk.（变被动句）
3) spend 的用法spend ... (in) ding 为固定搭配， 意为“花……（时间/金钱等） 做某事”，且 spend 的主语一般是人。e.g. She spends all her free time painting. 她把所有的空余时间都用来绘画。
Her hmewrk was just finished.
2. Every recmmendatin she gives me is great since she can predict if I will like a particular restaurant.
Paraphrase: Because my super-smart persnal assistant can calculate whether I wuld like a certain restaurant, I like all the recmmendatins she gives me.
1) 此句中的 she 指代 my super-smart persnal assistant, 此处运用了拟人的修辞手法。
2) 整个句子是个主从复合句，主句的主干是 Every recmmendatin is great. 主句中的 (she gives me) 是一个定语从句，定语从句先行词是______________,先行词在定语从句中充当__________。从句是由 since 引导的原因状语从句，从句中，if I will like a particular restaurant 做 predict 的宾语。
recmmendatin
since 引导原因状语从句，意为“ 因为; 由于; 既然” We thught that, since we were in the area, we’d stp by and see them. 我们想，既然到了这个地方，就该顺便去看看他们。
Since yu have mastered the appraches t slving the prblem, just waste n time and get dwn t it.
翻译：既然你已经掌握了解决问题的方法，就别浪费时间，赶紧去做吧。
3) since 引导原因状语从句
3. Still, I d think that develpments in AI will n the whle make ding day-t-day things a lt easier.
句子中的 still 是副词，意为 in spite f what has just been said r dne, “（虽然……）还是；但；不过”
The weather was cld and wet. Still, we had a great time.
Paraphrase: Even s, I’m sure that develpments in AI will generally make ding everyday tasks much easier.
翻译：天气又冷又潮，不过我们仍然玩得很开心。
2) 句子中的 n the whle 是固定搭配，意为“总的看来”。 e.g. On the whle, I am in favur f the idea.总的来说，我赞成这个想法。
3) “day-t-day”是形容词，意为“invlving the usual events r tasks f each day”，“日常的；按日计划的”
Mary has always been in charge f the day-t-day running f the schl.
翻译：Mary 一直在负责学校的日常管理工作。
4. Of curse, it culd be very useful t have a mre advanced frm f AI — a truly independent frm f artificial intelligence, capable f exercising its wn judgement, culd help us slve many f the wrld’s prblems.
Paraphrase: Of curse, it culd be very useful t have a mre advanced frm f AI. An AI that culd assess infrmatin withut human input and make its wn decisins culd help us slve many f the wrld’s prblems.
capable f ding sth 为固定搭配，意为 having the ability r qualities needed t d sth, “能做某事”。
A running track shuld be capable f absrbing the impact f a runner’s ft landing n it.
翻译：跑道应该能够吸收奔跑者踩踏地面时产生的撞击力。
2) 此句中的 exercise 意为t make effective in actin，“行使，使用”。e.g. When she appeared in curt she exercised her right t remain silent. 她出庭时行使了自己保持沉默的权利。
5. I believe mst f the value f AI lies in its capacity t analyse and interpret vast amunts f data, which means it can even slve prblems that are t challenging fr human experts.
Paraphrase: It is my pinin that AI is valuable mstly because it can analyse and interpret very large amunts f data. This capability allws it t slve prblems that are t difficult fr human experts.
1）句中的“lie in”为固定搭配，意为“（ 问题，答案，责任等）存在，在于”。e.g. The prblem lies in deciding when t intervene. 问题在于决定何时介入。
2）interpret：解释; 诠释；理解 e.g. The students were asked t interpret the pem. 学生们被要求诠释那首诗的意义。
The data can be interpreted in many different ways.
翻译：这份资料可以从多方面解读。
6. But while super-intelligent AI culd be the biggest leap frward in human histry, if it ges wrng r falls int the wrng hands, it culd als be the mst dangerus.
Paraphrase: Althugh a very clever frm f AI culd be the greatest frm f prgress made in human histry, if it ges wrng r is misused, it culd be the mst dangerus instead.
本句中 while 为连词，引导让步状语从句，意为 althugh，一般位于句首。 e.g. While I am willing t help, I d nt have much time available. 尽管我愿意帮忙，但是我没有多少时间。
While the numbers f such develpments are relatively small, the ptential market is large.
翻译：尽管这种增长的数量相对较小，但是潜在的市场是巨大的。
2) 句中的“g wrng”为固定搭配，意为“出毛病，出故障，出问题”。e.g. My watch keeps ging wrng.　 我的表不断地出毛病。
When I was in such a hurry, my car went wrng.
3) leap v. 跳；跳跃；跳越； n. 跳越；跳跃；跳高e.g. A dlphin leapt ut f the water. 海豚跃出水面。
翻译：我特别慌忙的时候，我的车出毛病了。