福建省高中英语必修二教学课件：Unit4Warm-u.ppt

,北师大版 高一 ( 2 ) Unit 4,Warm-up,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.,Warm-up,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 flooding,2001 - A.I. is a movie about a boy who doesnt know that he is really a robot.,1866 - From the Earth to the Moon is a book about people traveling 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:,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 countries,3. time travel,4. a virus develops which we have no power to stop,Tapescript,1. Well, thats very interesting question. It is already possible to make artificial organs and parts of the body-but it wont 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 planets climate is changing. The Earths 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