Unit 4 Extended reading 课件-2022-2023学年高中英语牛津译林版（2020）选择性必修第二册

Unit 4 Living with technology Extended reading Virtual reality 1 Learning objects 1.Locate and describe some specific information related to the passage; 2. Summarize the passage based on the main points and key ideas in the text; 3. Familiarize themselves with the high technology of VR. Do you have the experience? Do you know what technology behind the video is? Skimming reading Go through the transcript and figure out the detailed information in the following mind map? Virtual reality What VR is How it works Applications Barriers Future From line_ to line_ From line_ to line_ From line_ to line_ From line_ to line_ 1 9 10 42 43 50 51 62 Scanning reading Read line1-line9 answer the question. 1.What's VR? Basically, VR, or virtual reality, means “reality that is not real”. 2.How it works? When you wear a VR headset equipped with sensors and a screen, you are surrounded by three-D images, sounds and other sensory information, which creates a super-realistic effect called “presence”. Though you know the sensory information surrounding you is not real, part of your brain believes it is—and acts accordingly. Read line10-line42 answer the question. List some examples of the practical applications VR has? VR is widely used in education, medicine, entertainment, shopping and travelling. Fill in the blanks according to the passage. Applications of VR Education ·_ with others in a _environment. ·_ data such as engineering projects and a variety of other design developments Medicine ·Surgeons are alreadly using _ with VR to perform complex_. Entertainment ·Current _ systems come with _ so that players can _virtual environments and _ against either real or virtual _. ·Virtual _ and_ three-D exhibitions Shopping Having your own virtual reality_ try on clothes and to see products with_ views. Travelling A virtual _of several _ before deciding where to go. Interacting three-D robotic technology surgery game headsets enter play opponents clone 360-degree tour destinations Visuali