山东省莘县2012-2013学年高一英语课件：UNIT4 WARM-UP .ppt

1、Unit 4 CyberspaceWarm-up&Lesson 1（I）情景导入:Talk about the future When will you live in the future?How will you travel in the future?Where will you work and study in the future?What kind of money will you use?Will you still get sick in the future?Learn the new words and phrases in Warm up and Lesson 1L

2、isten and guess the main idea of the text.Study for the future and we will have a better future.PresentationBut modern technology(现代科技）can also cause problems.Work in small groups of 4 and discuss:Group1:the advantages(优点）of robots Group2:the disadvantages（不足）of robots Group3:the advantages of compu

3、tersGroup4:the disadvantages of computersLearning to learn Listening 1.Listen to four dialogues.Match them with the places.Dialogue 1 a)at school Dialogue 2 b)on the phone Dialogue 3 c)at a party Dialogue 4 d)at home 2.Listen again and answer the questions below.1)What music does Tom like?2)What is

4、Edwards favourite sport?3)What acior does Sarah like?4)When do the friends want to go to the cinema?5)What instrument does Tom want to do?TechnologyAdvantagesRobots1.Robots can work in dirty and dangerous places.2.Robots can work without sleep and food.Disadvantages1.Robots cant think or make decisi

5、ons.2.People may lose jobs if robots are used instead of humans.TechnologyAdvantagesComputers1.Computers help us work faster.2.2.Computers can help us solve difficult problems.Disadvantages1.Computers are expensive.2.Computers cant think or make decisions.cyberspacecomputersInternetA computer networ

6、k consisting of a worldwide network of computer networks that use the TCPIP network protocols to facilitate data transmission and exchange.activities done on the Internetactivities done on the Internetdo net shoppingget all sorts ofinformationget entertainmentfind out holidayofferssend emailsbook ti

7、cketsavoid chaosget experience invirtual realityPeople can get various experiences in virtual reality.the use of computers to make situations feel and look reale.g.virtual school,virtual tourism,entertainmententertainchaosA terrible situation in which everything goes wrong.Yesterday my computer was

8、attacked by a virus.Everything seemed to be in chaos.Global warming causes world floodingWarm-up2004-The Day after Tomorrow is a movie about global warming and how it will destroy cities and change the world in the future.2001-A.I.is a movie about a boy who doesnt know that he is really a robot.1866

9、-From the Earth to the Moon is a book about people travelling to the moon.1977-2004-The movies that make up Star Wars are about wars in space.There are many amazing characters in these movies.1.Which of the films and books mentioned on this page have you seen or read?Which of the predictions in them

10、:a)have already come true?b)do you think will come true in your lifetime?What other predictions do you know from science fiction books or films that have come true?2.Listen to four experts.Which predictions are they discussing?Use the Key Words to help you.robot,artificial human,cyberspace,planets c

11、limate,global warming,world flooding,time travel,virtual reality,virusAnswers:1.making androids(artificial humans)2.flooding in different countries3.time travel4.a virus develops which we have no power to stopLanguage Points 1.likely adj.可能的；有可能的adv.(与most，very连用)可能In a group discussion,Im more like

12、ly to jumpin and contribute ideas.(P4)在小组讨论中，我更有可能跳转并作出贡献的想法。John is likely to be in London this autumn.=It is likely to that John is in London this autumn.今年秋天约翰可能在伦敦。We will most likely be late.我们很有可能会迟到。likely本身即是形容词也是副词啊！【辨析】likely possible possible和likely都为形容词，前者可能性不大，后者能性较大。possible可构成It is(wa

13、s)possible to do sth和It is possible that 句式。如：It is possible for him to come back soon.他可能不久就回来。It is possible that he is late.他可能迟到了。likely可用于sb/sth be likely to do；It is(was)likely that句式He is likely to miss the bus.=Its likely that he missed the bus.他可能错过汽车了。【即学即用】用likely，possible填空(1)Lin Yonghao

14、 is _ to be one of the best basketball players in NBA.(2)It is _ for Liu Xiang to win the championship in the OLympics to be held in London.Answers:(1)likely (2)possible 2.focus vi.集中注意 In a book with a lot of pictures and charts,I am likely to focus mainly on the written text.(P4)书中有大量的图片和图表，我很可能主要

15、集中的书面文本。focus(ones attention)on sb/sth集中注意力于 A person in confusion cant focus on the required work.思绪混乱的人不能专心工作。【真题在线】If you _faults but you still want the bicycle,ask the shop assistant to reduce the price.【2011安徽，34】A.come across B.care about C.look for D.focus upon【解析】选B。考查动词短语辨析。句意：如果您对缺点关心，但您仍然

16、想要自行车，要求售货员降低价格。came acros偶遇；care about关心；look for寻找；focus upon（on）集中注意力于。e true 变成现实Which of the predictions in them have already come true?(P7)它们中哪些预言中已实现了。Mans dream of flying in space has come true.人类太空飞行的梦想已实现。come true为不及物动词词组啊！【拓展】come into being 形成，产生 come to an end 结束 come across 偶然遇见 come

17、up with 提出 come out 出来，出版，发芽 come about 产生，发生【辨析】come true realize come true为系表结构，无被动语态；realize实现，及物动词，可用于被动语态。Her wish to become a doctor has come true=been realized.她想当医生的愿望实现了【即学即练】I have always _ _ to China,and now my dream has _ _.A.dream coming;come true B.dreamt of coming;come trueC.dreamed t

18、o come;realized D.dreamed coming;realizing【2012临沂高一检测】【解析】选B。句意：我总是梦想来中国，现在梦想成为现实。dream of doing sth梦想做某事；come true变成现实；realize实现，及物动词，应使用被动语态。根据提示写出单词的正确形式growthcrimeterrorismdisappearharmfuldestroypersonally1.grow(vi.&vt.成长，种植)_(n)2.(n 犯罪，罪行)_ criminal(n 罪犯)3.terrorist(n 恐怖分子)_(n 恐怖主义)4.appear(vi

19、出现)_(vi 消失)5.harm(n&vt.伤害，损害)_(adj.对有伤害的，有损害的)6._(vt.破坏，毁灭)destruction（n.破坏，毁灭）7.person(n.人)_（adv.就个人而言）Work out the meaning of the words underlined1.He lost his left leg in the war.Now he is using an artificialone and he thinks it works quite well.2.The climate here doesnt agree with me!How I miss

20、the beautiful sunshine all the year round in my hometown.But here,it rains almost everyday.3.The earth is becoming“smaller and smaller”with people communicating easily with each other.Now it is called“Global Village”.4.It has been raining for the past two weeks,flooding the whole village.假的，人工的气候地球的

21、，全球的淹没，泛滥5.He was attacked by someone last night,and now he is lying in hospital,unconscious(昏迷).6.A Poland plane crashed on April 12,2010,causing 76 deaths,including the president of the country.7.He was so kind to offer me a job,but I had to refuse because I had already got one.8.It is obvious tha

22、t he loves her-just look at how he stares at her!袭击坠毁提供明显的2.The change in climate will affect your health.1.He was attacked by a huge shark while doing windsurfing.3.He behaved as if he had done nothing wrong.4.My computer is connected to a local web.5.The sun disappeared behind a cloud.6.The price

23、of meat has grown rapidlyrecently.7.Tom offered an interesting story book to Mary,but she refused.hacker A person who enters other peoples computer programmes in secret.Hackers use virus to attack computers.terroristsomeone who does terrible things to harm countries and peopleThe plane driven by ter

24、rorists crashed into the twin towers.crimecriminalactivities that are against the lawGo through the passage quickly and find out the headings for each paragraphHeadingsPart 1:The Growth of the InternetPart 2:Pessimistic Ideas towards theFuture of CyberspacePart 3:Optimistic Ideas towards theFuture o

25、f CyberspacePart 4:The Future of Virtual RealityThe growth of the InternetIn the last thirty yearsIn 1983Now The Internet has grown rapidly.There were only 200 computersconnected to the Internet.There are around 50 million and thegrowth is clearly going to continue.Different ideasPessimisticOptimist

26、icvCrime in cyberspace:lhackers can get intothe computers of banks and governmentslterrorists may attackthe worlds computers,cause chaos,and makeplanes and trains crashlNow we can buy books,findout about holiday offers,booktickets,and get all sorts ofinformation from the Internet.l“It is clear that

27、we are goingto see a huge growth in theshopping on the Internet.”lWe will get entertainmentfrom the Internet.lTelevision and mail servicemay disappear.Our future in virtual reality make you feel as if you are in a real situation.become a part of modern life.The use of computers will _Virtual reality

28、 will_Answer the following questions1.The purpose of the text is to _A.discuss the positive and negative sides of future cyberspace.B.show what will be in future cyberspace.C.predict the possible bad things that may happen in the future world.D.predict the good possibility of the future cyberspace.A

29、B2.In the future cyberspace,terrorists may cause disasters by _.A.spreading viruses B.controlling the computer systemC.making planes and trains crash D.making chaos3.The future cyberspace may see huge growth in _.A.online shopping B.crimes C.e-mail D.virtual reality4.What can you do in the virtual w

30、orld?_ A.shopping B.studying C.travelling D.all the above5.The authors attitude towards future cyberspace seems to be _.A.approval(赞成)B.disapproval C.indifferent(漠不关心)D.neutral(中立)ADDFTTTTRead the text and decide if the sentences are true(T)or false(F)1.The Internet has been developing rapidly in th

31、e past thirty years and it will continue in the future.2.There will be a lot of cyber crimes which may cause planes crash,so it will not be safe to travel by air 3.It will be convenient for us to do all sorts of things such as shopping on line in the future.4.TV and mail service will finally disappe

32、ar.5.We will all live and work in the virtual world,shop in virtual supermarkets and study in virtual schools in the future.用括号内的正确形式填空1.It has been raining heavily the whole week and part of the village has been _.(flood)2.Too much carbon dioxide(CO2)being emitted(排放)resulted in _(globe)warming.3.E

33、arthquakes happened frequently recently and brought huge _(destroy)and disaster to many people.4.The future will see huge _(grow)in online shopping.5.It is believed by some people that TV will _(appear)in the future.6.The _(rapidly)development of the Internet brings both chances and challenges.flood

34、edglobaldestructiongrowthdisappearrapidThe past thirty years has seen a 1._ in the Internet.As to the future of cyberspace,people have 2._ attitudes towards it.Some feel pessimistic about it mainly because the possible 3._,which may result in chaos,and make planes and trains 4._.5._,others are optim

35、istic about the future of the Internet.We can do a lot of things on the Internet,such as buying books,6._ holiday offers and so on.We can clearly predict 7._ in shopping on the Internet and things will change because of the Internet.Besides,some experts also see a future world of 8._,which means we

36、neednt go outdoors but can enjoy living,working,shopping and even 9._ on the Internet.Who knows?But one thing is quite certain:our lives will definitely be 10._ by computer and the Internet.rapid developmentdifferentattackscrashHowever finding out a huge growthvirtual realitystudyingaffectedHomework 1.Read the text fluently.2.Surf the Internet and find more information about“Tomorrows World”.Care and diligence bring luck.谨慎和勤奋才能抓住机遇。