北师大英语必修二unit4 lesson3 virtual reality课件

Lesson 3 Virtual Reality

Which of these uses for virtual reality are possible now? virtual reality holidays * learning to fly using virtual reality technology * virtual reality computer games * visiting virtual museums on the Internet*

You have two choices which one do you prefer? Why?1. A. You can go to California and attend Stanford – a world famous university this fall.B. You can take courses on line of Stanford at home and get a degree.

A. You make a trip to Hong Kong with your family this weekendB. You can use computer to travel around Hang Kong, that is to say , virtual travel Which one?

Read the dialogue and answer the questions below.

1. Why can’t Cathy go out this weekend? 2. Where is Tom planning to go? 3. Does Cathy Have a programme for‘virtual’holidays on her computer?

4. Does she really think she will have the chance to go on a world tour? 5. What would Tom like to do with virtual reality? 6. Why is Cathy so excited about the technology?

Words and expressions

What ‘s the meaning?

1.What are you up to this weekend? 2.I have lots of work to do .3.What about you? 4.Go camping. 5.What’s more.

Read the sentences that are used totalk about.a)Unlikely situations in the future?b)Possible situations in the future?

Analysis these sentences in the text.

1.If it’s good, Dad, Mum and I will probably go camping. 2.But We won’t go if it rains.3.If I stay home, I’ll help you with your project If you like. 4.If you tell me some sites, I’ll look for them in the library. 5.If you go to the Science Museum website , you’ll find lots of good information.

Do the exercise 6

a)Unrealistic hopes for the future. b)Plans for the future c)Something that isn’t possible now.

1.If we had virtual reality holidays, we wouldn’t have any problems with the weather.2. If they invented virtual reality holidays, I’d go on an around –the– world tour.

虚拟语气

Test your ability. Do the exercise 8 and 9.

Write about your ideal future. Think about your home, job, partner, family, etc. Write conditional sentences to explain why you would like this kind of life.