高中英语北师大版模块2 教学课件 Unit 4 Lesson 1

1、Unit 4 Lesson 1Tomorrows Word北京师范大学出版社 |必修二 Step One：Ask and DiscussionCompared to 20 years ago, how do you think the technology has changed our lives?_北京师范大学出版社 |必修二 答案：We have more cars and computers which/ that are more and more popular.Go shopping online.Neednt carry cash and use credit cards.In

2、stead of going to the bank you can use a computer and a telephone to pay for bills.北京师范大学出版社 |必修二 Step Two：Fast ReadingRead the text and judge the following statements is true (T) or false (F)1. In spite of the development of computers，it is unlikely to live in virtual reality. ()2. The text infers

3、to us that worry is necessary and computers and the Internet may do bad to us. ()3. It is certain that in the future children will not go to school in the classroom like us. ()北京师范大学出版社 |必修二 4. According to the text, it is possible that people live in another world of outer space. ()5. In virtual re

4、ality, you can go to work but neednt go to the place yourself. ()6. Because of the rapid development of Internet, television and the mail may disappear and are replaced by computers. ()答案：16FTFFTT北京师范大学出版社 |必修二 Step Three：Careful Reading. Choose the right answers.1. The writer writes this passage in

5、 order to_.A. show us the bright future of cyberspaceB. tell people the disadvantages of the NetC. build up the future picture of the influence of the Net on our lifeD. make people know about the advantages of the Net北京师范大学出版社 |必修二 2. We can infer from the passage that_.A. cyberspace will affect peo

6、ples life greatlyB. communicating with your friends on the Internet is always secretC. the Net is sure to have a good effect on peoples lifeD. the Net is sure to have a bad influence on peoples life北京师范大学出版社 |必修二 3. Angela Rossetto thinks that_.A. email will surely replace mailB. most people think t

7、he Net has a bright futureC. people will book tickets from the NetD. more and more people will buy what they need on the Net北京师范大学出版社 |必修二 4. The word “chaos in the second paragraph can be replaced by_.A. an accidentB. a disordered situationC. a fireD. an interruption北京师范大学出版社 |必修二 5. The main idea

8、of the last paragraph is_.A. people can do everything in virtual realityB. cyberspace will play an important role in peoples lifeC. the prediction of our life in virtual realityD. people can not live without the Net答案：15CADBC北京师范大学出版社 |必修二 . Read the text and fill in the blanks.Title：The Future of C

9、yberspaceThe 1._in the number of the computersIn 1983：Only 200 computers were 2._to the Internet.Now：There are around 50 million.In the future：The growth is going to 3._.Pessimistic opinionsOne worry is 4._in cyberspace. Hackers can get into the computers of banks and governments.5._may cause chaos

10、and make planes and trains crash by attacking the worlds computers in the future.北京师范大学出版社 |必修二 Optimistic opinionsUsers can do many things on the Internet：a. buy 6._；b. find out about holiday offers；c. book tickets；d. get all sorts of 7._.Our future in virtual 8._a. work in virtual offices.b. 9._in

11、 virtual supermarkets.c. study in virtual 10._.答案：5.Terrorists9.shop北京师范大学出版社 |必修二 . Main idea of each paragraph.Part 1:_Part 2:_Part 3:_Part 4:_答案：Part 1: The Growth of the InternetPart 2: Pessimistic Ideas Towards the Future of CyberspacePart 3: Optimistic Ideas Towards the Future of CyberspacePar

12、t 4: The Future of Virtual Reality北京师范大学出版社 |必修二 Step Four：SummaryIn the latest years，to the Internet and this growth is clearly going to 2._. People get into the computers of banks and governments,terrorists attack the worlds computers, cause 北京师范大学出版社 |必修二 5._ and make planes and trains crash.But

13、many people are 6._ about the future of the Internet. It is believed that we can see a 7._ growth in the Net shopping，and television and mail service may 8._ with the 9._ use of email. An Australian expert says that 10._ reality will become a part of modern life.答案： 10.virtual北京师范大学出版社 |必修二 Step Fiv

14、e：DiscussionRead the text and try to answer the following questions.1. Why some experts are pessimistic about the future?_答案答案: Because they think in the future, terrorists may “attack the worlds computers, cause chaos, and make planes and trains crash.北京师范大学出版社 |必修二 2. Why are many people optimisti

15、c about the future of the Internet?_答案: Because they feel that the Internet can bring us much convenience.3. In virtual reality，what will make you feel as if you are in a real situation?_答案: The use of computers with sounds and pictures.北京师范大学出版社 |必修二 4. According to Peter Anderson, do you think he

16、is optimistic about the future of the Internet?_答案: Yes, he is.北京师范大学出版社 |必修二 重点难点探究词汇精研词汇精研1. The Day after Tomorrow is a movie about global warming and how it will destroy cities and change the world in the future.?后天?是一部关于全球变暖以及它在将来如何破坏城市和改变世界的电影。destroy vt. 破坏，毁坏北京师范大学出版社 |必修二 destroy, damage, r

17、uin(1) destroy只能用作动词，常指彻底破坏，无法修复。也可用于表示希望、方案等破灭。(2) damage既可作动词，也可作名词。常指人的威信、名声或物品的外观、价值、用途等受到损坏，修理后还可以继续使用。(3) ruin既可用作动词，也可作名词。其名词复数形式表示废墟。主要强调消灭的彻底性，即人、物毁坏到不能复原或面目全非的地步。北京师范大学出版社 |必修二 2. Peter Taylor finds out how computers and the Internet are going to affect our lives.彼得泰勒发现计算机和因特网将会怎样影响我们的生活。(

18、1) find out 找出，发现，查明find意为“找到、发现，通常表示无意找而“发现，可接复合宾语，通常指找到某个具体的东西或人。find out通常指经过努力去“打听；查清，不能接复合宾语，通常指查明某个真相，发现某种规律，都是抽象的东西。北京师范大学出版社 |必修二 品味经典Please find out when the last train leaves for London.请查查最后一辆去伦敦的火车何时出发。Has she found out that you broke the window?她知道是你打碎窗户的吗？Ive found the book you want.我已

19、找到了你想要的那本书。We found the people there very friendly.我们发现那儿的人很友好。北京师范大学出版社 |必修二 在表示对人或事的影响时，affect和influence的意义很相近，故有时候是可以互换的。但是，affect通常指有形的力量造成的物质或生理上的影响；而influence通常指无形的力量所造成的“潜移默化的或持久的影响或“重要的影响，尤指感情或态度上的影响。北京师范大学出版社 |必修二 品味经典The Internet and computers are going to affect our lives.互联网和计算机将影响我们的生活。

20、Smoking affects health.吸烟影响安康。Rain affects the grass.雨水影响草的生长。We are interested in the weather because it affects us so directly.我们对天气很感兴趣，因为天气直接影响着我们。She is easily influenced by her friends.她很容易受朋友的影响。北京师范大学出版社 |必修二 3. In the future, terrorists may “attack the worlds computers, cause chaos, and mak

21、e planes and trains crash.将来，恐惧分子可能会“攻击全世界的计算机，制造混乱，引发飞机和火车事故。(1) attack vt.& vi.(用武力)攻击；进攻；袭击猛烈抨击；责难侵害；侵袭n攻击，袭击侵袭，发作北京师范大学出版社 |必修二 品味经典The police began to attack the robbers trapped in the house under cover of darkness.警方趁着黑夜开场攻击被围困在房子里的劫匪们。The famous coach believes that in a match，attack is th

22、e best form of defense.那位著名教练认为在一场比赛中，攻击是最正确的防御。北京师范大学出版社 |必修二 归纳拓展北京师范大学出版社 |必修二 (2)cause vt.使产生；引起(接双宾语)给带来n原因，起因品味经典The heavy rain caused the river to rise，which brought inconvenience to the people living along the river.大雨引起河水上涨，这给沿河居住的人们带来了不便。北京师范大学出版社 |必修二 The news that his daughter was sent t

23、o hospital caused him much anxiety.他女儿被送往医院就医的消息使他非常焦虑。The disorder of the American Wall Streets finance is considered to be the cause of the 2021 global financial crisis.美国华尔街的金融紊乱被认为是2021年全球金融危机的起因。北京师范大学出版社 |必修二 自我探究cause, reason, excuse(1) cause是造成一种事实或现象的“原因，起因。(2) reason是说明一种看法或行为的“理由。(3) excu

24、se是为某事而找的“借口，辩白。Carelessness is the usual cause of fire.火灾往往是由于粗心引起的。You must tell him the reason why you wont accept his invitation.你必须告诉他你不承受他邀请的原因。北京师范大学出版社 |必修二 4. However, many people are optimistic about the future of the Internet.但是，很多人对因特网的未来还是持乐观态度的。optimistic adj.乐观的，乐观主义的品味经典All the party

25、 members were optimistic when they were striving against enemies for a new social country in the hard times.所有的党员在困难时期为争取建立一个新的社会主义国家与敌人作斗争时都是很乐观的。北京师范大学出版社 |必修二 自我探究be optimistic about对乐观的optimist n. 乐观论者，乐观主义者optimism n. 乐观(论)，乐观主义optimistically adv.乐观地pessimistic adj.悲观的，悲观主义的北京师范大学出版社 |必修二 5. Al

26、ready, users can buy books, find out about holiday offers, book tickets, and get all sorts of information from the Internet.用户已经可以在网上购书，查找假日特惠，预订票务，并且获取各种各样的信息。offer vt.主动提出，出价vi.(时机等) 出现；献祭；提议n提议，提供出价，报价北京师范大学出版社 |必修二 品味经典The museum offers extensive facilities for study.这个博物馆提供了许多以供研究的设备。I dont nee

27、d any help, but it was kind of you to offer.我不需要任何帮助，但是你愿意提供帮助，我很感谢。If he makes you a good offer, dont refuse it.如果他向你提出一个好建议，你不要拒绝。Ive had an offer of 2,500 for the car.有人向我们出价2,500英镑买这辆汽车。北京师范大学出版社 |必修二 自我探究offer, provide, supply(1)offer指行为者主动大方地“提出给予或“提出帮助、效劳，表示友善行为，可加双宾语。(2)provide往往意味着“免费供给，而su

28、pply一般不含此意。这两个词都不能跟双宾语，而要与with连用，以说明所提供的物品。(3)表示“为某人提供某物的构造有：offer sb.sth.; provide/supply sb.with sth.; supply .; provide sth.for sb.。北京师范大学出版社 |必修二 句型巧析句型巧析6.,“it is clear that we are going to see a huge growth in shopping on the Internet.，“显然，我们将会看到网上购物的巨大增长。此句中it作形式主语，真正的主语是后面的that从句。主语从句放在句首往往显得句子头重脚轻，因此为了使句子得以平衡，通常借助于it作形式主语，而把真正的主语移到句末。北京师范大学出版社 |必修二 品味经典It worried her a lot that her hair was going grey.她的头发开场变得灰白，这使她非常担忧。It