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,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,全新版大学英语4Unit 2,Smart,Cars,Thinking before listening,Write down three questions about cars of the future.,1,Listen to the passage again and say what changes will be made in driving:,-cleaner?,-Safer?,-More comfortable?,Tips:,cleaning driving:electrically powered,environmentally clean.,Safe driving:controlled by computer,More comfortable:a versatile interior with the adults and children in a family circle.,2,Names of car parts,windscreen/windshield,sidelight/parking light,headlight,brake light,rear light/tail light,number plate/license plate,bumper,exhaust pipe,rearview mirror,wing mirror/side mirror,reflector 反射镜,gear stick/gear shift,ignition,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/trunk,tyre/tire,3,Warm-up Questions,1)What do you think is the most profitable and powerful industry of the 20,th,century,computer,automobile,petroleum or airplane?,2)What do you think will be the most profitable and powerful industry in the 21,st,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 one?Which brand would you like to have?,4,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 outline implication thereby feasible realistic component diverse permanent implement equivalent appropriate assembly exposure mature introduction perceive,5,本单元重要短语,as well,be poised to(do),get/be stuck in(sth.),in the air,send out,start up,take control of,turn sth.into/become a reality,at the start of,by means of,6,Part One(para.1-3),New technology will have a dramatic impact on cars and highways in the 21,st,century.,1.(L.68),Sales of the automobile industry stand at about a trillion dollars,making it the worlds biggest manufacturing industry:,1)How do you understand the word“stand”?,“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 sentence into Chinese.,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。,7,For Part 1,Questions and Answers,1)How important was the automobile industry in the 20,th,century?,2),Did the automobile industry change a lot in the last seventy years?,3),What will happen to cars and roads in the 21,st,century?,4)Why does the author say the key to tomorrows“smart cars”will be sensors?,8,1.,How important was the automobile industry in the twentieth century?,There were 500 million cars worldwide.Sales of the automobile industry stood about a trillion dollars,making it the worlds biggest manufacturing industry.,2.,What will happen to cars and roads in the twenty-first century?,The 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?,A sensor is a device that converts measurable 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.,9,Part Two(para.4-9),With the aid of advanced technology,smarts cars will be so designed that they can help eliminate traffic 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.,Pattern:,eliminate sth.from sth.,-Can we ever eliminate hunger from the world one day?,10,7.(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。,Mary started up the engine and drove for her hometown.,11,CF:alert&attentive,alert,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。,-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。,attentive,强调能够把注意力集中于某事上而不分心、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。,12,10.(L.2628),Should you make a serious driving mistake(e.g.change lanes when there is a car in your“blind spot”)the computer would sound an immediate warning:,Analyze the structure of this sentence:,-If you should see Harry,give him my regards.(You might see him.),“if+subject+should+verb”is often replaced by“should+subject+verb”,-Should you see Harry,give him my regards.,13,11.,(L.29),prototype:,n.the first model or design of sth.from which other forms are copied or developed.,原型；样品,Prototype equipment,Prototype machine,Prototype mode
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