大学英语四级写作unit 2.

1、Section ASection A SmartSmart CarsCars Unit 2Unit 2 Section ASection A Section ASection A Prototype Car Prototype Car Prototype Car Prototype Car Prototype Car Prototype Car Prototype Car -the “Leaf” BriberyBriberyPrototype Car -PSD Section BSection B Intelligent Intelligent VehiclesVehicles Section

2、 BSection B OBJECTIVES Steamed engine automobile The design of the Cugnot Steam Trolley (Jonathan Holguinisburg) (1769) Internal combustion engine 1885-built Karl Benz Benz Patent Motorwag en Model-T Ford car History of Car Leonardo da Vincis Car The first self propelled vehicle programmable machine

3、 in history 1478 Enlarge Your VocabularyEnlarge Your Vocabulary What do you know about a car? What do you know about a car? What do you know about a car? 汽车 car, automobile 保险杠 bumper exhaust-pipe 排气管 headlight 前灯 侧灯 sidelight 转向灯 indicator (US. turn signal） 雾灯 fog light 尾灯 rear light (taillight) Wh

4、at do you know about a car? windscreen/shield 挡风玻璃 windscreen wiper 雨刷器 wing mirror (side mirror) 倒车镜 rear-view mirror 后视镜 发动机 engine dashboard 仪表盘 手刹 handbrake 喇叭 horn 安全带 seat-belt What do you know about a car? steering wheel 方向盘 clutch 离合器 brake accelerator 油门 change gear 换档 gear stick 变速杆 安全气囊 a

5、ir bag 轮胎 tyre Work in pairs. Student A turns around and faces the Work in pairs. Student A turns around and faces the back wall. Student B will be shown pictures showing back wall. Student B will be shown pictures showing various parts of a car. B tries to describe them to A, various parts of a car

6、. B tries to describe them to A, and A tries to guess them. Remember, you have only 2 and A tries to guess them. Remember, you have only 2 minutes. Once A has guessed all out, turn around. See minutes. Once A has guessed all out, turn around. See which pair will be the first to finish!which pair wil

7、l be the first to finish! headlight steering wheel air bag windshield horn side mirror Now, B turns around, A looks at the screen.Now, B turns around, A looks at the screen. tyre seat-belt dash board windscreen wiper engine rear light Global reading Part 1 (1-3) Introduction: New technology will hav

8、e a dramatic impact on cars and highways in the 21st century. Part 2 (4-9) Smart cars. Part 3 (10-13) Smart highways. Part I (1-3) Introduction How important was the automobile industry in the twentieth century? The automobile industry ranked as among the most lucrative and powerful industries of th

9、e twentieth century. What will happen to cars and roads in the twenty-first century? Cars and roads will be revolutionized. Why does the author say the key to tomorrows “smart cars” will be sensors? Because it is sensors that will enable vehicles and roads to be able to see, hear, feel, smell, talk

10、and act. Writing technique ? Why does the automobile industry rank as among the most lucrative and powerful industries of the twentieth century? There are presently 500 million cars on earth, or one car for every ten people. Sales of the automobile industry stand at about a trillion dollars Why will

11、 the key to tomorrows smart cars be sensors? Bill Spreitzer, technical director of GMC Listing facts Citing figures Citing quotations of experts Words and phrases turn sth into a reality automobile industry remain unchanged rank lucrative (sales) stand at manufacturing industry revolutionize the key

12、 to 我们和一家美国公司做大米进口的生意，我们和一家美国公司做大米进口的生意， 赚了些钱。赚了些钱。 We made a lucrative business with the American company on rice imports. rank 1) （根据重要性或规模）排列 (be) rank(ed) 1st, 2nd（主动态或被动） He is currently ranked /he currently ranks second in the world as a tennis player. 2) 具有等级或地位 rank high/low We live in a soc

13、iety in which comfort ranks very high. rank rank among (is considered to be one of) 据报道汽车事故被列为全世界导致死伤的主要 原因之一。 It is reported that automobile accidents rank among the leading causes of death and injury throughout the world. 乘飞机仍然被列为最安全的旅行方式之一。 Flying still ranks among the safest forms of travel. sta

14、nd at 你的银行结余是460美元。 目前的通货膨胀为百分之九。 Inflation currently stands at nine per cent. stand at: show a particular level or amount 达，为（显 示某一水平或数量） Your bank balance stands at $460. amount to reach Saying sth. is important 未来“智能汽车”的关键是传感器。 The key to tomorrows “smart cars” will be sensors. the key to the pro

15、blem the understanding the Mediterranean the future the whole affair Any other words or expressions to say that sth. Is important? Be especially important for(6:1) essential/crucial/decisive/fundamental/vital/critical be of utmost/vital/ importance be central to be the core of Part II (4-9) Smart Ca

16、rs What are the features of the smart cars? Generally speaking, smart cars can see, hear - _ most traffic accidents - _the police and provide precise location if stolen - _ones driving and the driving conditions nearby - _the driver who feels sleepy - _your car precisely and warn of traffic jams eli

17、minate alert monitor alert locate Translating key sentences Writing technique ? Para. 4 Problems of ordinary car + advantage of smart car Para. 6 2. As production volumes increase and unit costs decrease, the radars are likely to find increasing favor. 3. However, it should not take long for the cos

18、ts to become affordable to a wide range of ,especially with many of the enabling technologies already being commercialized for volume production today. Useful Expressions 1. 计算机革命计算机革命the computer revolution 2. 制造业制造业manufacturing industry 3. 长途司机长途司机long-distance driver 4. 被严重低估被严重低估be grossly unde

19、restimated 5. 威胁生命的重大隐患威胁生命的重大隐患life-threatening hazard 6. 解决问题解决问题 cure the problem 7. 积极的影响积极的影响 a positive impact Review send out a radio signal 8. 与无线电信号调谐与无线电信号调谐 be tuned to radio signals 9. 在任何一个特定时间在任何一个特定时间 at any given time 10. 量子理论法则量子理论法则 the laws of the quantum theory 11. 精确的频率精确的频率prec

20、ise frequency 12. 发出无线电信号发出无线电信号 13. 换算出换算出be converted into 14. 导航能力导航能力navigational capability 15. 几乎无限几乎无限 virtually limitless 16. 手杖手杖 walking sticks 17. 遥控遥控 remote control 18. 潜在的应用潜在的应用potential use / application 19. 要求要求call for 20. 完全控制完全控制take complete control of 21. 被编成组被编成组be bunched int

21、o groups 22. 一齐行驶一齐行驶travel in unison 23. 对环保有利对环保有利environmental boon Listening & Speaking What kind of car will we be driving in 2010? TodayFuture Wheel Power Where to get the fuel Seating arrangements road What should the driver do Watch the video. Work in pairs and fill in the chart. Prepare a one-minute report on the differences