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,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,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 Toms and Cathys 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,doesnt 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,destination,s.,-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,dont,or,wont 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 house.,S1:If I had a new house,I would make a room into a cinema.,S2:If I had a cinema at home,I would watch movies everyday.,Language in use,If,I,were,a,teacher,If,God,gave,me a chance,.,Tom _Cathy going to the Science Museum website to find information.Cathy welcomed his idea A virtual reality holiday means using computers to travel around the world,entering and _countries in seconds and visiting all the historical sites.Cathy felt excited about the idea of having _ reality holidays while Tom found it hard to _without experiencing it in the flesh.,With Virtual university,people would be able to go to study in any world famous universities.Cathy thought it_,but Tom were more_ in virtual universities than virtual reality holidays.If someone gave,him the chance,he _to a world-famous university But he thought it would not be the same as real university.,Complete their attitudes towards the three virtual situations,exiting,virtual,imagine,wonderful,interested,would go,suggest virtual wonderful interest imagine go exit,suggested,An TV interview,.,Suppose that you could go to University of Science and Technology of China.Meanwhile,You could also attend Stanford through virtual university to get your degree.,You want to attend the virtual university but your parents didnt agree.Now you come to the TV show,Face to Face.,And you hope to reach an agreement with the help of the famous TV host,The host can begin the show like this:welcome to our todays programme,Im.,Let me introduce our todays guest.,For real university,:,1.learn and improve ones social skills,2.take part in various colorful activities,municate with different sorts of people,4.having face-to-face meetings with teachers is necessary.,5.experience the learning atmosphere,6.interact with teachers and classmates,For virtual university,1.be convenient to attend,2.save transportation time,3.interaction is difficult in a virtual university,4.lesspressurefrompeers,（同龄人）,5.downloadtextmaterialtolowercost6.toomuchinformationforustoselect,Homework,Haze(,雾霾）,weathe
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