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大学英语综合课程book4,B4-Unit 2 Smart Cars(1)


Unit 2 Smart Cars 智能汽车

Contents

1. Warming Up Activities

2. Text Organization

3. Global Analysis

Warming Up: Types of Automobile

? Automobile (美)各种机动车总称 ? Car (英)尤指小轿车 (美)小轿车,四轮马车 ? Convertible 敞篷双门轿跑车 ? Sports Coupe 硬顶跑车 ? Off-road vehicle 越野车

Types of Automobile

?Classical car 老爷车 ?MPV-Multi-Purpose Vehicle多功能车 ?Recreational Car房车

Lead-in Activity ? Can you name some famous cars ?

Rolls and Royce 劳斯莱斯

Toyota
? Toyota is a world famous brand of cars. The company is in Japan.

Mercedes-Benz
? This brand has stood for more than 100 years. It is a German company.

General Motors
? General Motors (GM) has steered around competitors to remain the world's #1 maker of cars and trucks, with brands such as Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, Saturn, and Oldsmobile (which is being discontinued).

悍马

Discussion
?What functions do you think a car should have? Discuss and list?

?1.Promote people’s mobility, bringing us convenience. ?2.Improve working efficiency, saving us plenty of time. ?3. Symbol of social status, enriching our life.

Words about Cars
trunk

roof

windshield

rear light

windshield wiper

hood

door handle

door
wing mirror/rear view mirror

tire

headlight
sidelight indicator light

number plate

Text Organization
Part 1

New technology will have a dramatic impact on cars and highways in the 21st century.

With the aid of advanced technology, smart cars will be so designed that they can help eliminate traffic accidents, determine their own precise locations and warn of traffic jams.

Part 2

Part 3
GPS and “telematics” will make it possible to build smart highways, which will benefit us in more than one way.

Functions of the text
? New Functions brought by Advanced technology
? drunk electronic sensors eliminate traffic accidents warn of traffic jams

Paras 4-6 Paras 7

? driving warning radars

? sleepy driving monitoring camera
? sensors in cars tuned to radio signals from Navstar for traffic jams ? time taken for signal from satellite to arrive ? rotations in the steering wheel and position on map

Paras 8-9

determine car’s precise locations

What are the features of the future cars?

I. They can see, hear, feel, smell, talk and act

The key to tomorrow’s smart cars will be sensors.

Sensor’s Applications

II. Eliminate most car accidents 减少交通事故

Car accidents are the most threatening disaster in our daily life.

Statistics of Car Accidents

2009年河南发生道路交通事故8587起,造成1997人 死亡,10159人受伤,直接经济损失达3302.88万元

III. Avoid being stolen by thieves 防盗

Avoiding being stolen by thieves via specially mounted sensor monitoring the car’s premises.

IV. Monitor driving conditions 评估驾驶
? The Smart car can monitor your driving and help you make wise decision.

V. Locate one’s position and warn of jam

1.measure distances 2.design the best line

Global Positioning System (GPS)
GPS is a satellite-based navigation system made up of a network of 24 satellites placed into orbit (轨 道)by the U.S. Department of Defense (国防部).

GPS

was

originally

intended

for

military

applications, but in the 1980s, the government made the system available for civilian use (民用). GPS works in any weather conditions, anywhere in the world, 24 hours a day.

GPS’s Development 发展历史

1

2

3

Department of Defense ( 国防部).

civilian use ( 民用)

Flexible usage

How GPS system functions

24 satellites in 6 orbital planes;

GPS Satellite

4 satellites in each plane平面

Transmitting route

GPS Navigation (导航)

Useful Expression
计算机革命 the computer revolution 制造业 manufacturing industry 长途司机 long-distance driver 被严重低估 be grossly underestimated 威胁生命的重大隐患 life-threatening hazard 解决问题 cure the problem 积极的影响 a positive impact

与无线电信号调谐 be tuned to radio signals
在任何一个特定时间 at any given time 量子理论法则 the laws of the quantum theory 精确的频率 precise frequency 发出无线电信号 send out a radio signal 导航能力 navigational capability

手杖 walking sticks 遥控 remote control 潜在的应用 potential use / application 完全控制 take complete control of 被编成组 be bunched into groups 一齐行驶 travel in unison 对环保有利 environmental boon

Homework
1. Review what are the new functions of the smart cars in the future. 2. In the case of fuel shortage, air pollution and traffic congestion, what are your creative idea about tackling these tough problems? You are required to write down an essay about that.


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