Unit-13-现代科技.doc

高考总复习全效新方略 词汇学习必备教育不是要把篮子装满，而是要把灯点亮！Unit 13 教案单元话题现代科技教学目标复习现代科技话题词汇，通过阅读、完形来复习巩固本单元话题词汇，并能用所学词汇表达与话题相关的观点或内容。教学重点memory, system; crash, operate; break down；technology; *launch；advance, advanced, contribute, function; carry out, make a breakthrough教学难点1. calculate, *contact, crash, operate, advance的释义、用法和搭配以及考点指导。2. 辨析 operate, function; technique, technology; contact, get in touch with；3. 掌握话题词汇中与计算机相关的熟词生义。教学建议本单元话题为高考阅读热门且偏难话题，要求较丰富的词汇量，故落实词汇学习为重点。教学资源一、导学案：见电子文档点拨一：memory (产出词汇)掌握此词的熟词生义，即在本单元的释义 w 计算机 C 存储器；U 存储量memory n.u C & U 记性；记忆力She has an excellent memory for names, which helps her quite a lot in her work. 她对名字有极佳的记忆力，这对她的工作很有帮助。loss of memory 记忆力的丧失v C 常用复数 记忆；回忆；记忆中的人或事物childhood memories 儿时的回忆bring back lots of good memories 唤起许多美好的回忆w 计算机 C 存储器；U 存储量Memory Stick 记忆棒fl ash memory 闪存；闪速存储器Personal computers now have much increased memory capacity. 现在个人计算机的存储已经得到了很大的提高。in memory of 作为对的纪念；纪念A film will be made in memory of those brave fire fighters. 为了纪念那些勇敢的消防战士，一部电影即将开拍。 2009 上海systemn.u C 系统In 1959 the company produced the ELEA computer system. 1959年该公司研制出ELEA计算机系统。 2010 安徽Eleven-year-old Angela had something wrong with her nervous system. 安吉拉11岁，她的神经系统出了问题。v C 体系；体制；制度the postal system 邮政系统What similarities or differences do you know about American and Chinese school systems? 你知道美国和中国的学校制度有什么异同吗？外研-1二、备课参考 (红色标注为本单元释义)crash n. Cu 碰撞 (事件)；(飞机) 坠毁All the passengers were killed in the plane crash. 这次飞机失事，所有乘客无一幸免。v 常用单数 哗啦声；撞击声；爆裂声The tall chimney fell with a great crash. 高高的烟囱轰然倒塌。注crash最初是一个象声词，模仿断裂的声音，“哗啦”。w 暴跌；(计算机等的) 崩溃tips for fixing computer system crashes 应对计算机系统崩溃的窍门Even in the crashes of the late 1990s, that company has gone from strength to strength. 甚至在20世纪90年代末互联网泡沫大破灭时，那家公司也变得越来越强大。 2009 辽宁改v.u vi. & vt. (使飞机) 坠毁；(使汽车等) 猛撞He crashed his car into a wall. 他开车撞到了墙上。The news that the plane had crashed made us sad.飞机失事的消息让我们非常难过。 译林 1v vi. & vt. (使) 发出撞击声；(使) 发出爆裂声The plates crashed to the floor. 盘子哗啦一声摔碎在地上。w vi. (公司等) 倒闭；(股票) 暴跌；(计算机等) 死机；崩溃The company crashed with debts of 2 million. 那家公司倒闭了，留下两百万英镑的债务。The computers that we use at the moment are old and slow, and they often crash. 我们现在使用的计算机又旧又慢，还经常死机。点拨二：crash (产出词汇)1. 掌握crash的熟词新义，即在本单元的释义 “(计算机等的) 崩溃”。2. 注意词义的演变，crash最初是一个象声词，模仿断裂的声音，“哗啦”。点拨三：operate (产出词汇)1. operation n. u U 运转；运行；操作There are three lifts in operation. 有3部电梯在运行。v C & U 经营；运营w C 企业；团体x C 手术y C 行动z C (计算机的) 运算；操作2. operator n.C 话务员；操作员；经营者3. operate, function辨析二者都有“运转”的意思。Operate is used more to talk about the conditions required for sth to work. Solar panels can only operate in sunlight. 太阳能电池板只有在日光下才能正常运转。Function is used more to talk about whether sth works or how well or badly it works. Flights in and out of Taipei are functioning normally again. 进出台北的航班又恢复正常了。点拨四：break down 考点复现1. The two countries are going to meet to _ some barriers to trade between them. (2014 天津) A. make up B. use up C. turn down D. break down 2. Old-fashioned phones matter when wireless networks _ in disasters. (2013 福建)A. turn down B. turn out C. break down D. break out3. He had to pause from time to time to wipe the sweat from his forehead, because the air-conditioning system _. (2012 陕西)A. broke in B. broke up C. broke out D. broke down 答案： 1. D 2. C 3. D operate v.u vi. & vt. (使) 运行；(使) 运转Do public transport services operate at night? 公共交通系统夜间运营吗？ v vt. 操作；开动This machine is very easy to operate. 这台机器非常易于操作。 2012 辽宁w vi. 起作用；奏效The medicine began to operate at once. 药效立竿见影。x vi. 动手术；开刀Having seen the X-ray, the doctor decided to operate on the patient. 看过X光片后，医生决定为病人做手术。 外研 7y vt. 经营；管理His father operates two big companies. 他父亲经营着两家大公司。break downu 出故障；垮掉On my way to the station my car broke down. 去车站的路上，我的车坏了。 Her health broke down under the pressure of work. 她的身体在工作压力下垮掉了。v (谈判等) 失败Talks between the two sides have broken down. 双方的谈判破裂了。w 把分若干部分 (以方便做或理解)Each lesson is broken down into several units. 每一课都分成几部分。x 打破；消除Getting young people together will help to break down the barriers between them. 把年轻人聚集起来可以帮助他们消除彼此之间的隔阂。点拨五：technology (产出词汇)technique, technology辨析二者都有“技术”的意思。technique多指具体的某种技术和技巧。You should improve your writing technique. 你要提高你的写作技巧。technology含义比technique广泛，泛指生产工艺、科学技术。Modern life depends on good technology. 现代生活依赖先进的技术。technology n. C & U 技术；科技high technology 高科技environmental / information technology 环境 / 信息技术 technological adj. 科技的；技术的technological developments / advances 技术发展 / 科技进步*launchvt.u 使 (船) 下水；发射launch a lifeboat / rocket 放救生艇下水 /发射火箭Unmanned spaceships have been launched into space since 1959. 自1959年起一直向太空发射无人飞船。 译林- 1v 发动；创办launch a campaign 发起一场运动launch a new enterprise 开办新企业He decided to launch a new brand of sportswear, competing with global giants like Nike and Adidas. 他决定创办运动服新品牌，与世界级的大品牌如耐克和阿迪达斯竞争。 外研-3w 把投放市场They held a special party to launch the new book. 他们为发行这本新书特意开了一次招待会。n. C 常用单数 发射；(新产品的) 投放市场；(新书的) 发行the launch of the first artificial satellite 首颗人造卫星的发射 译林1advancevu vi. (尤指士兵) 前进；向前移动The army advanced across the plain. 军队前进穿过平原。v vt. & vi. (使) 进展；(使) 进步This research has done much to advance our understanding of language learning. 这项研究非常有助于我们提高对语言学习的认识。w vt. & vi. (时间) 提前；(价格) 上涨；预支 (钱)The date of the meeting was advanced from July 10 to July 1. 会议日期已从7月10日提早到7月1日。We are willing to advance the money to you. 我们愿意把钱预支给你。n.u U 前进v C 进步；进展make great advances 取得很大进展technological / scientific / medical advances 技术 / 科学 / 医学上的进步Name three advances in science and technology at this time. 说出这段时间的三项科技进步。w C 常用单数 预付款pay sb a $500 advance 预付某人500美元in advance (of ) 提前 (于)；预先 (于)pay money in advance 提前付款Thank you in advance. 先行致谢。When students were told my rule in advance of the class, some of them were not happy. 当同学们在课前得知我的规矩后，他们中的一些人感到不快。 2011北京advancedu 先进的；高级的 very modernThis science and technology-based theme park in France uses the most advanced technology. 这个以科技为基础的法国主题公园采用了最先进的技术。 人教5v (课程) 高深的；高级的 at a high or difficult levelOxford Advanced Learners Dictionary牛津高阶学习词典She was educated at Beijing University, after which she went on to have her advanced study abroad. 她先在北京大学学习，然后出国深造。contribute v.u vt. & vi. 捐助；捐献；贡献Immigrants have contributed to the British culture in many ways. 移民在许多方面都对英国文化有所贡献。It was generous of her to contribute such a large sum of money. 她很大方，捐了这么一大笔钱。contribute (sth) to sth:contribute (money) to the Red Cross 向红十字会捐钱He never contributes (ideas) to the discussion. 他在讨论时从不发表意见。v vi. 造成 / 促使 (某事发生)Alcohol contributes to 100, 000 deaths a year in the US. 在美国，酒精每年造成10万人死亡。Stress is a contributing factor in many illnesses. 压力是诸多疾病的致病因素。w vt. & vi. 投 (稿)；撰 (稿)She contributed a number of articles to the magazine. 她给这家杂志撰写了多篇文章。function R3n. C & U (事物的) 功能 / 机能；(人的) 作用 / 职责The function of the heart is to pump blood through the body. 心脏的功能是把血液输往全身。In your new job you will perform a variety of functions. 在新的工作岗位上，你将要履行许多不同的职责。vi. 工作；运转；起作用The machine does not function properly. 这台机器运转不正常。During World War II, when London was bombed, many underground stations functioned as bomb shelters. 第二次世界大战期间，当伦敦被轰炸时，许多地铁站成了防空洞。 译林4carry out 实行；执行I had some difficulty in carrying out the plan. 实施这个计划我有些困难。They just carried out the o