北师大版高中英语 必修二Unit 4 Cyberspace Lesson 1 Tomorrow’s World reading 课件（46张）

课件46张PPT。 Unit 4CyberspaceLesson 1
Tomorrow’s WorldLet’s surf the net!What computers and internet bring us?convenience, high efficiencyImagine what happens in the next twenty years?
Compared with 20 years ago how do you think technology will change our lives?For example:
We will go shopping online.
We needn’t carry cash but use credit cards.Instead of going to the bank you can use a computer and a telephone to pay for bills.Discussion:How do you think technology will change our lives in the following aspects?
travel, education, communication, food, work, hobbies, sport, money, health, homes, agriculture, personal relationships, governmentcommunicate by e-mailhave an Internet connection
in every room of the homeshop on the Internetget all sorts of information Watch new films on the Internetget a lot of entertainment on the Internetfind husbands or wives on the InternetCan you image
what a computer
looks like in the
1980’s?But in 21st
century, …Look at the title of the article.
Which of these topics do you think it will mention?* the Internet * artificial human
* time travel * robots
* global warming * virtual realityRead the article quickly and check your guess to question above.Guessing gamewho enters
other people’s computer programmes hackerGuessing gameIt is someone in secretGuessing gameIt is a computer system that allows people to share information all over the world the NetGuessing gameIt is a computer system that allows people to share information all over the world the NetGuessing gameIt is a computer system that allows people to share information all over the world the NetGuessing gameIt is a computer system that allows people to share information all over the world the NetGuessing gameCars or planes have an accidentby violently hitting somethingcrashThe use of computersvirtual realityGuessing gamein order to make situationsfeel and look realGuessing gameIt is a person or a group of people who does/ do terrible thingsto harm countries, governments,
and people.terroristA terrible situationchaosin which everything
goes wrong.
Guessing gameRead the article again and answer the following questions:Fast Reading:Match the paragraphs with these
headings in one minute. Pessimistic opinions
Seeing the future
Optimistic opinions
The Internet growth1234With the development of computers, our life may change in shopping and communicating ways.
The text infers to us that worry is not necessary, computers and the Internet only do good to us.
Some experts say in the future we will not go to school in the classroom like us.True or FalseTFT4. In the future it is possible that people live in another world of outer space.
5. The text tell us you can do many things but needn’t go to the place yourself.
6. Because of the rapid development of Internet television and the mail will be replaced by computer.FTT1. What possible changes do some experts believe the internet can bring to our lives?Questions:We can feel convenient, we can do all kinds of things from the Internet at home, such as buy books, find out about holiday offers, book tickets and so on.
Some traditional things will disappear.
We may live in a virtual world.2. Why are some experts pessimistic about the future?Hacker can get into the computers of banks and government to change data or steal away important information.Terrorists will attack the world’s computers, cause chaos, make planes and trains crash even and cause nuclear war.planes and trains crashVoice your opinion Do you feel pessimistic or optimistic about the future of the Internet? Why?pessimistichackersCyber terroristsnowin the futurecybercriminaloptimisticin the future virtual realityworkshopstudyget
entertainment TV & postal
service
will disappearalreadyin the next
few yearsshop on the
Internetget
informationbuy booksfind out holiday
offersbook ticketsPredictions will and be going toRead the following sentences from the
text. In pairs, decide which.
talks about a future event we can predict from a present situation?
expresses our opinions and beliefs about the future?Language Study1. …, ‘ it is clear that we are going to see an explosion of shopping on the Internet.’
2. She also believes that, in the future, we will get entertainment from the Internet and that television will probably disappear.
3. ‘Personally, I think virtual reality will become part of modern life,’ …abbWhich comment is better in each situation? You’re planning to buy a computer.
a) I hope it will be cheap.
b) It is going to be cheap.2. It’s the last ten minutes of a basketball match between Russia and the USA. The score is 102:56 to Russia.
a) The USA will lose.
b) The USA is going to lose.a) I hope it will be cheap.b) The USA is going to lose.Complete the text with going to or will.Earth Report!
Dr Carl Wight is an expert on the environment. He speaks to our reporter, “It is clear that in the next few years the Earth’s climate(1)_________ change . I’m afraid that this probably means that many kinds of animals, such as the South China tiger, (2)___________ disappear soon. is going to are going toChanges in climate(3) ____________
certainly affect people’s lives too. Because of global warming, the sea has already destroyed parts of Britain. It is obvious that this destruction (4) ___ become more dangerous in the future. We have to take immediate action, or I fear that life on Earth (5) ___ get worse.”are going towillwill The cars are going to crash.
She’s going to have a baby.
He’s going to walk into the bus stop.
The house is going to fall into the sea.Ex. 10 on P9:Page 55 exercise 4, 5 and 6Homework