Unit 4 Lesson 4 Virtual Tourism Features Immersive (身临其境的) Interactive Real time Viewer-centered What is Virtual Reality? The use of computer simulations(仿真)to create a 3 D virtual world in which it provides the users with simulation of senses, such as vision, hearing, touch, and makes users feel as if they were in a real situation Virtual reality in the film Avatar Possible uses for virtual reality now Learning to fly using virtual reality simulator Learning to drive using virtual reality technology headsets and special gloves and suits equipped with sensors the user can directly interact with a 3D (dimension) computer programme by moving ‘inside’ it. Visiting virtual museums on the Internet skimming 1.How many virtual reality situations are mentioned in the dialogue? virtual museum virtual holiday virtual university 2. What are they? Three Matching the words and expressions with the meaning be up to title the name of a book or a passage destination be busy with the place one wants to go to in the flesh to exit historical sites pack a suitcase in person to leave put things into suitcase for traveling purposes places which have rich historical background What are Tom’s and Cathy’s plan for the weekend Cathy Tom 1.If she _____ the project on the history of the Internet , her science teacher _____ angry. 2. If Tom _____ her some titles, she _____ for them in the library. 1.He _____ camping with his parents if the weather _____ good 2. If he _____ home, he _____with her project. will help will go is doesn’t finish will be tells will look stays Reading for details First Conditional The First Conditional is used to talk about things which are possible in the present or the future -- things which may happen: if clause if + subject + simple present verb main clause subject + will + verb If you study hard, you will pass the test if clause main clause Reading for details we wouldn’t… we would… If we had virtual reality holidays, If we had virtual universities, - have to spend a long time traveling on planes to get to our holiday destinations. - have to go there in the flesh. - have to pack a suitcase. - experience it. - be able to use modern technology to go anywhere we like. - use the computer to travel around the world. - enter and exit countries in seconds and visit all the historical sites. - go to study in any world famous universities we wanted to without going out of our room. have any problems with the weather. Find out things we would do and would not do if we had virtual holidays and virtual universities. Second Conditional The Second Conditional is used to talk about 'impossible' situations or things which are unreal (not true or not possible) in the present or the future -- things which don't or won't happen: if clause if + subject + simple past verb main clause subject + would + verb if clause main clause If I had a million dollars, I would buy a big house. Chained talk Example: T: If I were a millionaire, I would buy a new hou ... ...
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