Unit5 Virtual Reality-readingUnit5 Virtual Reality-reading 学案学案What is virtual realityWhat is virtual reality？Listen and read the text,and then answer the questionsWhat are the three uses for virtual reality mentioned in the dialogue?.Fast readingFast reading1.how have computers changed over the last 50 years?2.what must you do to enter a VR world?3.which part of the equipment for VR does not seem to be essential?4.in which two ways might children use VR?5.in what ways might VR be useful for business?6.how might VR be dangerous?7.why do you think people might prefer VR to reality?True or falseTrue or puters today are lighter than they were 50 years ago.2.VR is a computer system with a special headset.3.in many systems,you will wear a special data glove,with which you can reach out and touchthings in the artificial world.4.in this passage,the author mentions 2 main uses of VR.5.the author s attitude towards the uses of VR is negative.TalkingTalkingWhat are the advantages and disadvantages of VR?What fields can VR be used in?Homework:1.write a passage about your attitude on virtual reality2.Master the language pointsEnjoy a poemEnjoy a poemDreamsDreamsby Langston HughesHold fastto dreamsFor ifdreams dieLifeisa broken winged birdThat can not fly.Hold fastto dreamsFor when dreams goLifeisa barrenfieldFrozen with snow.fast紧紧地winged 有翅膀的barren贫瘠的frozen冻结的，冰冷的梦想(朗斯顿 休斯)紧紧抓住梦想，梦想若是消亡，生命就像鸟儿折了翅膀，再也不能飞翔。
紧紧抓住梦想，梦想若是消丧，生命就像贫瘠的荒野，雪覆冰封，万物不再生长。