全新版大学英语综合教程B4_Unit_2_Smart_Cars

1、精选pptSmart CarsnThinking before listeningn Write down three questions about cars of the future.精选ppt Listen to the passage again and say what changes will be made in driving:-cleaner?-Safer?-More comfortable?nTips: ncleaning driving: electrically powered, environmentally clean.nSafe driving: control

2、led by computernMore comfortable: a versatile interior with the adults and children in a family circle.精选pptNames of car partsowindscreen /windshieldosidelight / parking lightoheadlight obrake light orear light / tail light onumber plate / license plateobumper oexhaust pipeorearview mirrorowing mirr

3、or / side mirrororeflector 反射镜gear stick / gear shiftignition 点火装置 dashboard 仪表板speedometer 速度计 mileometer / odometer里程表 brake /handbrake accelerator / gas pedal steering wheel horn boot / trunktyre / tire精选pptWarm-up Questions1) What do you think is the most profitable and powerful industry of the

4、20th century, computer, automobile, petroleum or airplane?2) What do you think will be the most profitable and powerful industry in the 21st century, communication, astronautics, biology or construction?3) What is the greatest invention in the world so far?4) If you could afford a car, would you buy

5、 one? Which brand would you like to have?精选ppt本单元四级核心词汇本单元四级核心词汇 alert application approximately bunch convert correlate decrease eliminate expansion frequency hazard highway incorporate lane lucrative magnetic manufacture monotonous mount pollution presently prototype satellite vapor vibrate outlin

6、e implication thereby feasible realistic component diverse permanent implement equivalent appropriate assembly exposure mature introduction perceive精选ppt本单元重要短语本单元重要短语精选pptPart One (para.1-3) New technology will have a dramatic impact on cars and highways in the 21st century.1.(L.68)Sales of the aut

7、omobile industry stand at about a trillion dollars, making it the worlds biggest manufacturing industry : 1) How do you understand the word “stand” ?n“ stand” is used to show a particular level or amount.-Inflation currently stands at nine per cent.-Your bank balance stands at $ 460.2) Translate the

8、 sentence into Chinese.n汽车工业的销售额达一万亿美元左右，从而成为世界上最大的汽车工业的销售额达一万亿美元左右，从而成为世界上最大的制造业。制造业。 精选pptFor Part 1 Questions and Answers1) How important was the automobile industry in the 20th century?2) Did the automobile industry change a lot in the last seventy years?3) What will happen to cars and roads in

9、the 21st century?4) Why does the author say the key to tomorrows “ smart cars” will be sensors?精选ppt1. How important was the automobile industry in the twentieth century?nThere were 500 million cars worldwide. Sales of the automobile industry stood about a trillion dollars, making it the worlds bigg

10、est manufacturing industry.2. What will happen to cars and roads in the twenty-first century?nThe car, and the roads it travels on, will be revolutionized in the twenty-first century.3. Why does the author say the key to tomorrows “smart car” will be sensors?nA sensor is a device that converts measu

11、rable elements of a physical process into data meaningful to the computer. And we want to create a kind of car (smart car) which can see and hear and smell and talk and act.精选pptPart Two (para.4-9) With the aid of advanced technology, smarts cars will be so designed that they can help eliminate traf

12、fic accidents, determine their own precise locations and warn of traffic jams.6. (L.19) eliminate : vt. remove, esp. sb./sth. that is not wanted or needed; get rid of 消除；消灭；排除-The police have eliminated all the other suspects.-她已被取消了 参加游泳比赛的资格。-She has been eliminated from the swimming race.nPattern

13、: eliminate sth. from sth.-Can we ever eliminate hunger from the world one day?精选ppt7. (L.21) in the air:悬而未决-我们的计划尚未确定。Our plans are still in the air.8. (L.21) start up: begin or begin working, running, happening 发动，启动；开始- Put the key in the ignition and turn it to start the car up.-玛丽发动引擎，向她的家乡驶去。

14、Mary started up the engine and drove for her hometown.精选pptCF: alert & attentivenalert 指思维敏捷而高度集中，注视者可能发生的事指思维敏捷而高度集中，注视者可能发生的事件，尤其是危险的，恐怖的事件，并迅速做出反应。件，尤其是危险的，恐怖的事件，并迅速做出反应。-A hunting-dog must be alert. -The guards were alert to any danger. 哨兵警惕着一切危险的情况。nattentive 强调能够把注意力集中于某事上而不分心、强调能够把注意力集中于某

15、事上而不分心、不走神。不走神。-I wish you would be more attentive to what your teacher has told you.希望你能多注意老师对你说的话。-He was absolutely attentive to research into the cause of cancer.他专心致志研究癌症的起因。精选ppt10. (L.2628)nShould you make a serious driving mistake (e.g. change lanes when there is a car in your “ blind spot”)

16、 the computer would sound an immediate warning: nAnalyze the structure of this sentence:-If you should see Harry, give him my regards. (You might see him.)n“ if +subject +should +verb” is often replaced by “ should + subject + verb”-Should you see Harry, give him my regards. 精选ppt11. (L.29) prototyp

17、e: n. the first model or design of sth. from which other forms are copied or developed. 原型；样品nPrototype equipmentnPrototype machinenPrototype modelNB: proto-前缀，表示前缀，表示“最初的，原始的最初的，原始的”， nProtocluster 原星团 （ cluster 丛）nProtogalaxy 原星系 （galaxy 星系，银河）nProtovirus 原始病毒（virus 病毒）精选ppt12. (L.31) monotonous:

18、adj. dull and never changing or varying; constant and boring 单调的；一成不变的-The teacher s voice was so monotonous that it sent me to sleep.-我在汽车工厂的工作颇为单调乏味。nMy job in the car factory is rather monotonous.精选ppt13. (L.33) hazard: n. 危害；危险-There are many serious hazards associated with smoking.-穿越非洲的旅行有许多危险

19、。There are many hazards in a journey across Africa.nCollocation:nAt all hazards 不顾一切风险；在任何情况下nIn hazard 在危险中，受到威胁nBy hazard 偶然，碰运气nBe on the hazard 在危险中精选ppt22. (L.52) convert : v. change from one form or use to anothernPattern: convert sth. to/into sth. （使）转变，（使）改变- I want to convert some Hong Kong

20、 dollars into American dollars.- Coal can be converted to gas.-那座楼房改成学校了。That building has been converted into a school.精选ppt24. (L.55) correlate: vt. 使（与）相互关联-Research workers find it hard to correlate the two sets of figures.-Smoking and lung cancer are closely correlated.nPattern: correlate sth.

21、with sth.-They are trying to find out if these behavior patterns correlate with particular changes in diet.-把理论和实践联系起来。精选pptQuestions for Part Two:1.How would sensors help reduce traffic fatalities?2.What is the function of the radars hidden in the bumpers?3.How will a smart car alert a driver who f

22、eels drowsy?4.What makes it possible for smart cars to determine their approximate location?精选pptQuestions for Part Two:1.How would sensors help reduce traffic fatalities?nAlmost half of car accidents come from drunk drivers. If a driver is drunk the car can sense via electronic sensors that can pic

23、k up vapor in the air, and refuse start up the car.2.What is the function of the radars hidden in the bumpers?nThe radars hidden in the bumpers can scan for nearby cars which alert the drivers to some serious driving mistakes.精选ppt3.How will a smart car alert a driver who feels drowsy?nA smart car i

24、s equipped with a tiny camera which is hidden in the dashboard and can be trained on a drivers face and eye. If a drivers eyelids close for a certain length of time and his or her driving becomes erratic, a computer in the dashboard could alert the driver.4.What makes it possible for smart cars to d

25、etermine their approximate location?nWith the help of the radio signals from orbiting satellites, the sensors in smart cars can determine the cars precise location.精选ppt Part Three (para.10-13) GPS and “telematics” will make it possible to build smart highways, which will benefit us in more than one

26、 way.28. (L.57) be poised to do: be ready to take action at any moment 做好准备随时（做）-It is reported that U.S. forces are poised to attack Iraq.-The automobile company is poised to launch its new advertising campaign.精选ppt29. (L.65) mount: v. 将固定住；将置于架上-Mounting the engine in this way was an improvement

27、-她把照片裱贴在她的日记本上。She mounted the photograph on the back of her diary book.精选ppt30. (L.67) On an eight-mile stretch of Interstate 15 ten miles north of San Diego: 1) How much do you know about the Interstate in the U.S.?nInterstate is one of a system of highways extending between and connecting the maj

28、or cities of the United States.2) What does “stretch” mean?nIt means a continuous or unbroken length.3) Translate the sentence into Chinese;n在圣迭戈以北在圣迭戈以北10英里的英里的15号州际公路一段号州际公路一段8英里长的路面上。英里长的路面上。 精选pptCF:decrease, reduce & lessenndecrease 一词使用广泛，特指数量的减少。-The number of traffic accidents decreased

29、last year. 去年交通事故的数量减少了。-Water consumption had to decrease to avoid a drought.nreduce 词义很广。既可指大小、数量、范围或程度词义很广。既可指大小、数量、范围或程度的缩小，也可指等级、地位或经济状况的下降。的缩小，也可指等级、地位或经济状况的下降。-They reduced the size of the apparatus by two-thirds. 他们把该装置的体积缩小了三分之二。精选ppt-This has greatly reduced the threat presented by typhoon

30、s.这大大减少了台风造成的威胁。nlessen 是比较正式的用词，用于客观地表示程度、价值或数量的减少，而不带任何偏见。-Production in textile industry has also lessened sharply. 纺织工业的产量也已急剧下降。-The value of money lessens during inflation. 通货膨胀时货币贬值。精选pptQuestions for Part Three:1.What are the prospects for applications of GPS?2.What is “ telematics” expected

31、 to achieve in increasing the efficiency and safety transportation?3.What are traffic engineers doing on Interstate 15 close to San Diego?4.What hopes do promoters of the smart highway have for its future?5.What are the advantages of smart highway? 精选ppt1.What are the prospects for applications of G

32、PS?nAs the price of microchip is dropping drastically, the prospects for applications of GPS are very optimistic. 2.What is “ telematics” expected to achieve in increasing the efficiency and safety transportation?n“Telematcs” is expected to put smart cars on smart highways to increase the efficiency

33、 and safety of highway transportation. 3.What are traffic engineers doing on Interstate 15 close to San Diego?nThe traffic engineers are installing a system that calls for computers; with the help thousands of three-inch magnetic spikes buried in the highway, to completely control the driving cars o

34、n heavily trafficked roads.精选ppt4.What hopes do promoters of the smart highway have for its future?nThey hold an optimistic view toward the smart highway. By 2010, telematics may well be applied to one of the major highways in the U.S. By 2020, it is very likely for telematics to be adopted in thous

35、ands of miles of highways in the United States if the price of microchips drops to below a penny a piece.5.What are the advantages of smart highway?nSmart highways will turn to be environment-friendly, saving fuel, reducing traffic jams, decreasing air pollution, and serving as an alternative to hig

36、hway expansion.精选pptGlobal ReadingTrue or False1) There are so many people killed in the car accidents that car accidents reports can be found in newspaper nearly everyday. 2) A smart car can alert the driver if he becomes drowsy. 3) The computer in the car will totally eliminate the cases of gettin

37、g lost and getting stuck in traffic. 4) The computer in the car sends out a radio signal that can be detected by a satellite. 5) By establishing the relation between the rotations in the steering wheel and the cars position on a map, the computer can tell us where the car is. 精选ppt True or False1) T

38、here are so many people killed in the car accidents that car accidents reports can be found in newspaper nearly everyday. n(F)nThe number of people that are killed or badly injured in car accidents is so vast that we dont even bother to mention them in the newspaper anymore.2) A smart car can alert

39、the driver if he becomes drowsy. n(T)精选ppt3) The computer in the car will totally eliminate the cases of getting lost and getting stuck in traffic. n(F)nThe computer can have a positive impact on these problems, but it is unlikely to cure them.4) The computer in the car sends out a radio signal that

40、 can be detected by a satellite. n(F)nThe satellite sends out a signal that can be detected by receiver in a cars computer.5) By establishing the relation between the rotations in the steering wheel and the cars position on a map, the computer can tell us where the car is. n(T) 精选pptFor Part 2&3

41、Text AnalysisnTask: summarize the features of smart cars. nTips: 1. Smart cars can eliminate most car accidents.2. Smart cars can alert the police and provide precise location if stolen.3.Smart cars can monitor ones driving and the driving conditions nearby.4. Smart cars can alert the sleepy driver.

42、5. Smart cars can locate your car precisely and warn of traffic jams.精选pptLanguage focusnAn efficient reader will make a guess based on knowledge of word-formation or knowledge of the word in the context.nE.g. “ blind spot”? -Should you make a serious driving mistake ( e. g. , change lanes when ther

43、e is a car in your “ blind spot” ) the computer would sound an immediate warning.-There might be an accident if you change lanes when there is a car in your “ blind spot”. How could it happen? How come you dont know the existence of the car? It must be that you dont know the existence of the car? It

44、 must be that you cannot observe the car from the rear-view mirror. 精选ppt “ blind spot”: a portion of the road behind a car, which a driver cannot observe from the rear-view mirror.n “ Global Positioning System” (L.42) and “atomic clocks” (L.46)?Word-formation may also provide much information about the meaning of a word.ne.g. what is telematics? nThe prefix “ tele-“ means “ distant”, the suffix “-matics” may be the end part of “ informatics”. So telematics must b