必修二 Unit 4 Cyberspace Warm - up 课件（30张）

课件30张PPT。Warm - upUnit 4 CyberspaceHave you read any science fiction books or seen any science fiction films?What do you think of them?Do you think they will come true?In this unit you will… Read about the internet and virtual reality. Listen to a phone conversation, radio programmes and a song. Practise telephoning and making suggestions. Write an e-mail message and an internet page about your area. Learn how to make predictions about the future; Learn about conditionals.2004 - The Day after Tomorrow is a movie about global warming and how it will destroy cities and change the world in the future.Global warming causes world floodingThe movie Waterworld (1995) is set in the future when the polar ice-caps have melted. The actor Kevin Costner plays a character searching for dry land—something no one has ever seen.TERMINATORAndroids who think and feel like us2001 - A.I. is a movie about a boy who doesn’t know that he is really a robot.1866 - From the Earth to the Moon is a book about people traveling to the moon.Alien spaceships abduct humans Have you seen these films?the Contact of Third Kind1977-2004 - 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: 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.Answers:1. making androids (artificial humans)2. flooding in different countries3. time travel4. a virus develops which we have no power to stopTapescript1. Well, that’s very interesting question. It is already possible to make artificial organs and parts of the body-but it won’t be possible for a very long time to make artificial humans, known as androids, that can think or feel in the same way as we do.2. We know that the planet’s climate is changing. The Earth’s atmosphere is gradually getting warmer. There is a real danger that the sea level will go up and there will be flooding in different countries in the world. This is already happening in countries like Bangladesh and some parts of Europe, for example, Britain.3. Well, it may sound surprising. Imagine the situation of two twins-a brother and sister. The sister goes into space and travels at the speed of light for ten years-when she comes back to Earth she is thirty years older than her twin brother!4. Unfortunately, this is a very real danger for the planet. A new virus could develop that we have no power to stop. It is something we really should be worried about. /n/ a word that describes the place where messages, information, pictures, etc. are when they are sent from one computer to another.cyberspaceWhich word in the box above matches this definition?Have you read some science fiction? Try to write a short ... ...