译林版高中英语选择性必修第二册UNIT4 Section C 课件

这是一份译林版高中英语选择性必修第二册UNIT4 Section C 课件，共51页。
UNIT 4　Living with technologySection C　Extended reading,Project,Assessment & Further studyPart 1　Reading comprehensionPart 2　Language points目录索引 Part 1　Reading comprehension第一步速读课文 理清脉络Activity 1　Skimming for the main ideaRead the text quickly and find out the main idea of the text.Discussion and analysis of virtual reality. Activity 2　Scanning for the structureRead the text again and write down the mainpoints.1.　　　　　　　　　 2.　　　　　　　　　 3.　　　　　　　　　 4.　　　　　　　　　 5.　　　　　　　　　 What VR is　How it works　ApplicationsBarriers　Future第二步精读课文 领悟细节Activity 3　Read the text carefully and choose the best answer.1.How does your brain respond to VR?A.Believe it is real.B.Become puzzled.C.Ignore its existence.D.Make no response.答案 A 2.What is the effect of using VR in education?A.Providing students with more practical chances.B.Improving students’ ability of imagination.C.Broadening students’ international vision.D.Improving students’ interest and learning efficiency.答案 D 3.How is VR applied in medicine?A.By making an operation simple.B.By providing a new surgical method.C.By creating real situations for training.D.By helping surgeons relax before surgery.答案 C 4.Which statement is right about the application of VR in daily life?A.It helps people save time while shopping.B.It offers more vacation opportunities.C.It allows people to see exhibition at home.D.It helps people make more informed choices.答案 D 5.What is Frank’s opinion on the evolution of VR?A.It depends on 5G.B.Everything is possible.C.Cost is the biggest barrier.D.There is a long way to go.答案 B Activity 4　思考分享 提升思维1.What do you think of VR?2.Do you want to be an expert in VR in the future?Why?略　 略Activity 5　诵读佳句 学练写作1.What is virtual reality?The basic definition of VR lies in the name itself,which means “reality that is not real”.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.2.Read the passage carefully and find the barriers to the development of VR.It really boils down to three things—time,cost and technical limitations.We will need time to develop and fine-tune the hardware and software.The initial cost will discourage most people in the beginning but that should be fixed over time.The last issue is our own technical limitations.Just trying to figure out how to do what we want in terms of technology will prove challenging in some areas.第三步深读课文 融会提能Activity 6　课文语篇填空 VR,just like its name,1.　　　　　　 (mean) reality that is not real. Though you know the sensory information 2.　　　　　　　 (surround) you is not real,part of your brain believes it is and acts accordingly.VR can be used in many fields,education,for example.It helps students understand many complex situations such as the universe 3.　　　  micro world.In medicine, VR can help surgeons practise operating on a virtual “twin” before operating 4.　　　　　 the real person.It can also help train new surgeons. means　 surrounding　and　on　 VR has a 5.　　　　　(vary) of applications in our daily life.Some game systems allow players 6.　　　　　 (put) on a special headset and they will enter virtual environments and play against either real or virtual 7.__________　　　　　　 (opponent).VR is being introduced to help people see exhibitions.In either case,VR will help people make more 8.　　　　　　(inform) choices. 9.　　　 　　　  there are some barriers for the development of VR,it is promising.10. 　　　　　  (especial) during this age when technology is developing fast,everything is possible. varietyto put　opponents　informed　Though/AlthoughEspeciallyActivity 7　长难句分析1.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”. when引导时间状语从句 过去分词短语作定语 　which引导定语从句 过去分词短语作定语 [尝试翻译] 当你戴上配有传感器和屏幕的VR耳机时,你将被三维影像、声音和其他感官信息环绕包围,这些会营造出一种名为 “临场感”的超现实效果。[尝试翻译] 2.For example,5G technology,with its potential to serve up more stable mobile connectivity at faster speed,will make it possible for people to enjoy a more immersive VR experience wherever they are.  with复合结构作定语 形式宾语 让步状语从句 比方说,5G技术能够以更快的速度提供更稳定的移动网络连接,它将使人们在任何地方都能享受到更为沉浸式的VR体验。[尝试翻译] 3.They’re well equipped to become part of a technological generation that will develop and use VR to do things we might think impossible today.that引导定语从句 定语从句 他们具备良好的条件成为技术一代的一员。他们在未来将会发展并使用 VR 所做的事情,在今天的我们看来可能是不可能的。Part 2　Language points基础落实•必备知识全过关必记写作词汇 1.　　　　　 adj.虚拟的,模拟的;很接近的,事实上的 2.　　　　　 adj.教学的,学术的;学习良好的;纯理论的 3.　　　　　 n.双胞胎之一;一对相像的事物之一　adj.双胞胎之一的;成对的,成双的 4.　　　　　 n.好像一模一样的人,复制品;克隆动物(或植物)  vt.克隆,以无性繁殖技术复制5.　　　　　 n.障碍,阻力;屏障,障碍物;分界线,隔阂 virtual　academic　twin　clone　barrier识记阅读词汇 1.headset n.__________________2.sensor n. 　　　　　　　　 3.fine-tune vt. 　　　　　　　　 4.weed n. 　　　　　　　　 5.state-of-the-art adj. 　 　　　　　　　 6.satellite n. 　　　　　　　　 7.gender n. 　　　　　　　　 8.pub n. 　　　　　　　　 耳机　传感器,敏感元件　对……微调　杂草,野草 使用最先进技术(或方法)的,最先进的　人造卫星;卫星　性别　酒吧,酒馆串记拓展词汇 1.definition n.定义;释义,解释→　　　　　 adj.明确的;一定的;无可否认的→　　　　　　  adv.肯定;当然;明确地 2.practical adj.实际的,真实的;切实可行的;有用的;实事求是的→　　　 　　　　 n.练习;实行;实践　v.练习;实践 3.engage vt.& vi.吸引住(注意力、兴趣);雇用,聘用;与……建立密切关系→　　　　　　 n.约会;约定;订婚;婚约;雇用 4.initial adj.最初的,开始的　n.首字母→　　　　　　 adv.开始;最初 definitedefinitely　practise/practice　engagementinitially　5.optimistic adj.乐观的,抱乐观看法的→　　　　　 n.乐观;乐观主义→　　　　  n.乐观主义者 6.annoy vt.使恼怒,使生气;打扰,骚扰→　　　　　 adj.使恼怒的→　　　　　　 adj.恼怒的→　　　　　　　　 n.生气,烦恼 7.globe n.球体,球状物;地球仪;地球,世界→　　　　　 adj.全球的;总括的→　　　　　 v.使……全球化→　　　 　　  n.全球化 8.expense n.费用;开销;开支→　　　　　  adj.昂贵的;价格高的 9.envy n.& vt.羡慕,忌妒→　　　　　　  adj.嫉妒的;羡慕的 optimismoptimist　annoyingannoyedannoyanceglobalglobalizeglobalization　expensive　envious【掌握构词规律　快速记牢单词】动词+后缀-ance或-ence构成名词的有:(1)动词+-ance:ignorance 愚昧,无知;appearance 出现;外观;disappearance 消失;消亡; guidance 指导;引导;performance表演;表现;resistance 反对;抵制;assistance 帮助,援助;entrance 入口;入场;attendance 出席,到场;tolerance 容忍;允许; acquaintance 熟人;acceptance 接受;认可;allowance 津贴(2)动词+-ence:preference 偏爱;difference 差异;差别;dependence 依赖,依靠;existence 存在;reference 提及,谈到;参考;occurrence 发生;出现;事件1.　　　　　　　　 处于最前列,进入重要地位 2.　　　　　　　　 配备有…… 3.　　　　　　　　 许多,大量 4.　　　　　　　　 归结为,基本问题是 5.　　　　　　　　 弄清楚 6.　　　　　　　　 依据,按照 7.　　　　　　　　 处理;涉及;安排 8.　　　　　　　　 对……乐观 9.　　　　　　　　 记住  at the forefront of　(be) equipped with　a host ofboil down to　figure out　in terms of　deal withbe optimistic about　keep in mind　10.　　　　　　　　 上菜;提供 11.　　　　　　　　 大量 12.　　　　　　　　 在牺牲(或损害)……的情况下serve up　like weeds　at the expense of要点探究•能力素养全提升1.at the forefront of 处于最前列,进入重要地位【佳句背诵】Smartphones are at the forefront of this change.[科学技术]智能手机就处在这种变化的前线。2.satellite n.人造卫星;卫星【佳句背诵】A new satellite has been put into orbit around the earth.[宇宙探索]一颗新的人造卫星被送上了环绕地球的轨道。1.definition n.定义;释义,解释 by definition按照释义definition of...……的定义define v.定义;使明确;规定define...as...解释……为……definite adj.一定的;确切的definitely adv.清楚地,当然;明确地,肯定地【佳句背诵】I’m relieved to know that “cool” has a much broader definition than what I used to think.[观点看法]我很欣慰地知道“酷”的定义比我以前想的要宽泛得多。【即学即练】单句语法填空/单句写作①For people who are interested in sound,the field of sound technology is 　　　　　 (definition) making noise. ②Devices were grouped by generation—desktop computers,basic mobile phones,and box-set TVs 　　　　　(definition) 1992. ③In ancient times,people defined a happy life 　　　　　a life with food and shelter. ④Almost 　　　　　　 definition,waste is something that most people prefer not to think too much about. ⑤“快乐”这个词没有确切的定义,人们的快乐有各种各样的原因。_______ _____ _______ _________ ___________ __________　　　　　　　　　　　 　　　　　the word “happiness”;people are happy for all sorts of reasons. definitely　 defined　as　by　There is no exact definition of2.engage vt.& vi.吸引住(注意力、兴趣);雇用,聘用;与……建立密切关系 engage in参加;从事engage sb in sth使某人参加/从事某事engage sb as...聘请某人为……engage sb to do sth雇用某人做某事engaged adj.忙的;已订婚的be engaged on/in从事于;忙于be engaged to sb与某人订婚engagement n.约会;约定;订婚;雇用engagement to sb与某人订婚engaging adj.动人的;迷人的;有趣的engagingly adv.动人地;吸引人地【佳句背诵】Just a few days after the signs went up,he found people sitting there and engaging in active and joyful conversations.[人际交往]就在标牌张贴几天后,他发现人们坐在那里,积极、愉快地交谈。【即学即练】单句语法填空/单句写作①There wasn’t a dry eye in the house when they announced their __________　　　　　　(engage). ②We’d be able to engage local people 　　　　volunteers.③I have engaged a secretary 　　　　　　(deal) with all my paperwork. ④The soldiers were 　　　　　　(engage) in a military operation close to the Ugandan border. ⑤一项研究表明,参加课外活动的学生比不参加课外活动的学生更开心。A study shows the students who ________ __________ _______after-school activities are happier than those who are not. engagement　as　to deal　engaged　are engaged in3.boil down to归结为 boil down煮浓;归结boil sth down (to sth)概括;归纳;压缩boil over煮沸;溢出;爆发boil up沸腾;进入危急关头,令人担忧boil sth up把某物烧开come to a boil烧沸/开始沸腾【佳句背诵】The original speech I had written got boiled down to about ten minutes.[个人经历]我写的演讲原稿被压缩到了大约十分钟。【即学即练】单句语法填空/单句写作①I could feel anger boiling 　　　　　　 inside me. ②Even so,there are good reasons to think that public disappointment will not boil 　　　　　. ③When you boil it 　　　　　,only two types of companies exist in Silicon Valley. ④他不想去的全部理由可以归结为他没有足够的钱。His reasons for not wanting to go all __________ _________ __________　　　the fact that he doesn’t have enough money. up　over　down　boil down to4.optimistic adj.乐观的,抱乐观看法的 be optimistic that/about...对……抱乐观的态度optimistically adv.乐观主义地optimism n.乐观;乐观主义optimist n.乐观主义者(反)pessimistic adj.悲观的;悲观主义的【佳句背诵】Because of these qualities,they were optimistic that he would be successful.[人物介绍]由于这些品质,他们坚信他会成功的。【即学即练】单句语法填空/单句写作①Be optimistic 　　　　　final goals and stick to them. ②We need not feel ashamed of our failure.We may,instead,face it realistically and accept it 　　　　　　　　(optimistic). ③Turning one’s life into a waiting game requires faith and hope,and is strictly for the 　　　　　　 (optimistic) among us. ④　　　　　　　　 (optimistic) made him alive through the hard days. ⑤调查发现,仅28.4%的调查对象对接下来几个月的跳槽抱乐观的态度。The survey found only 28.4 percent of respondents ________ __________ __________ __________ __________in the next couple of months. about　optimistically　optimists　Optimismwere optimisticabout changing jobs5.annoy vt.使恼怒,使生气;打扰,骚扰 it annoys sb (to do sth)(做某事)使某人生气annoyed adj.愤怒的,生气的be annoyed with sb对某人生气be annoyed at/for/about sth对某事恼火be annoyed to do sth因做某事而恼火annoying adj.讨厌的;恼人的annoyance n.烦恼;讨厌之事;打扰to sb’s annoyance让某人烦恼的是【佳句背诵】If you ever get the impression that your dog can “tell” whether you look content or annoyed,you may be onto something.[社会生活]如果你觉得你的狗能“分辨”出你看起来是满意还是生气,你可能会有所发现。【即学即练】单句语法填空/句式升级①　　　　　　 (annoy) by the level of distraction(干扰) in his open office,he said,“That’s why I have a membership at the coworking space across the street—so I can focus.” ②Who hasn’t received an email so 　　　　　(annoy) that it ruined an entire day? ③Don’t openly express 　　　　　　　 (annoy) at a professor or class. ④His mother was annoyed 　　　　　him for his being so rude to their neighbors. Annoyed　annoying　annoyance　with⑤　　　　　 our annoyance,the air conditioner broke down on the hottest night of the year! ⑥She didn’t fall asleep until midnight because she had a sleeping problem.→She stayed awake till midnight because of _________ ____________ ___________ ___________.(用annoying改写) To　her annoyingsleeping problem6.expense n.费用;开销,开支 at the expense of在牺牲(或损害)……的情况下at one’s expense捉弄某人;由某人付费spare no expense (in)不惜费用;不惜代价go to the expense of doing sth花大钱做某事expensive adj.昂贵的;花钱的expensively adv.昂贵地;乱花钱地【佳句背诵】Too often when you stand up to give a speech,you focus on the “public” at the expense of the “speaking”.[社会生活]当你站起来演讲时,你常常会以牺牲“演讲”为代价去关注“公众”。【即学即练】单句语法填空/单句写作①If it should break down within the first year,we would repair it 　 　　our expense. ②Some college students were accused of sparing no expense in __________　　　　　(enjoy) luxury. ③At present,these technologies are still 　　　　　　(expense),though. ④They are worth having but not at the expense 　　　　　better services. ⑤你能借到电锯,却为何花钱买呢?Why _________ __________ _________ _________ _______ _________an electric saw when you can borrow one? at　enjoying　expensive　of　go to the expense of buyingⅠ.一词多义1.practical A.adj.实际的,真实的　B.adj.切实可行的;有用的;实事求是的 ①It’s an interesting idea but there are many practical difficulties.　　 ②Your invention is ingenious,but not very practical.　　 AB2.twin A.n.双胞胎之一 　B.n.一对相像的事物之一　C.adj.双胞胎之一的D.adj.成对的,成双的①Can you tell Tom from his twin brother?　　 ②She is expecting twins.　　 ③The plate was one of a pair,but I broke its twin.　　 ④The plane is an eight-seater with twin propellers.　　 CABDⅡ.教材熟词生义1.engage 雇用;与……建立密切关系吸引(注意力、兴趣等)2.annoy 使恼怒,使生气打扰,骚扰　3.weed 杂草,野草瘦弱的人what if...【教材原句】What if I told you that doctors could create a virtual “twin” in order to practise a delicate surgery before attempting it on the patient?如果我告诉你,医生可以先造出一个虚拟的“孪生病人”练习精密的手术,然后再在病人身上进行实际操作呢?what if后面跟一个完整的句子,且句子通常用一般现在时,意为“如果/要是……会怎么样/该怎么办?”,相当于What should we do/will happen if...?。Guess what!你猜怎么着!So what?那又怎么样?How come?怎么会呢?Why not (do...)?为什么不(做……)呢?What for?为什么?为何目的?How/What about...?……怎么样?What’s up?出了什么事?【佳句背诵】What if the person who’d taken his bike really needed transportation to get to work?[社会生活]如果骑他自行车的人真的需要交通工具去上班呢?【即学即练】单句语法填空/句式升级①I grew anxious:what 　 　　 the family had simply left the cat behind? ②—I’m preparing my fishing tools.—What 　　　　　? —I’m going to fish with some of my friends.③—Hi,Jane.You look upset.What’s 　　　　 ? —Well,I’m trying to figure out where all my money has gone.④—Michael was late for Mr.Smith’s chemistry class this morning.—　　　　　 come?As far as I know,he never came late for class. ⑤If I fall sick and can’t work,what shall I do?→_______________ I fall sick and can’t work? if　for　up　How　What if