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1、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！尽我所能，为您服务，做老师的好帮手！ 1Unit 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,
2、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：见电子文档二、备课参考 (红色标注为本单元释义 )memory n. C & U 记性；记忆力She has an excellent memory for names, which helps her quite a
3、 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 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 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
4、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. 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。 C 体系；体制；制度the
5、 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 计算机 C 存储器；U 存储量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！尽我所能，为您服务，做老师的好帮手！ 2crash n. C 碰撞 (事件)；( 飞机) 坠毁All the passengers were killed in t
6、he plane crash. 这次飞机失事，所有乘客无一幸免。 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” 。 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
7、 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. 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 1 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。 vi. (公司等) 倒闭；(股票) 暴跌；( 计算机等) 死机；崩溃The company c
8、rashed 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” 。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！尽我所能，为您服务，做老
9、师的好帮手！ 3operate v. 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？ 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 vi. 起作用；奏效The medicine began to operate at once. 药效立竿见影。 vi. 动手术；开刀Having seen the X-ray, the doctor decided to operate on the pat
10、ient. 看过X 光片后，医生决定为病人做手术。 外研 7 vt. 经营；管理His father operates two big companies. 他父亲经营着两家大公司。break down 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。 (谈判等) 失败Talks between the two sides have broken down. 双方的谈判破裂了。 把分若干部分
11、 (以方便做或理解 )Each lesson is broken down into several units. 每一课都分成几部分。 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。点拨三：operate (产出词汇)1. operation n. U 运转；运行；操作There are three lifts in operation. 有 3 部电梯在运行。 C & U 经营；运营 C 企业；团体 C 手术 C 行动
12、 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.
13、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 disaster
14、s. (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 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！尽我所能，为您服
15、务，做老师的好帮手！ 4technology 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. 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- 1 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 wit
