1.2 million road deaths worldwide occur each year,plus a further 50 million injuries.To reduce car crash rate,much research now is focused on safety and new fuels-though some electric vehicle and biofuel research aims at going faster.
Some safety developments aim to improve your vision.Radar can spot obstacles in fog,while other technologysees throughbig vehicles blocking your view.
But whatever is in the fuel tank,you dont want a thief in the driving seat and there have been many innovations.Satellite tracking and remote communications can also come into play if you crash,automatically calling for help.
1.To reduce car crash rate,many scientists are working hard to
B.develop faster electric vehicles.
D.improve the safety of cars and develop new fuels.
A.heavy traffic.
C.engine failure.
3.Which of the following safety developments is NOT mentioned in the passage?
B.Radars that can help drivers to see obstacles in fog.
D.Improvements in seat belts,pedal controls and tyres.
A.reduce oil consumption.
C.call for help when ones car crashes.
5.Which of the following statements is true of robotic drivers?
B.Robotic drivers are not allowed to driveon busy roads.
D.Robotic drivers are too expensive to use.
英语讲义【2】动词的运用有学问
英语讲义【28】人称代词主格与宾格的选择方法
英语讲义【33】省一省,句子更简练
形近词汇辨析(一)
英语讲义【12】通过联想学英语
英语讲义【24】间接引语的错误
代词(一)
英语讲义【9】动词形态不对应
英语讲义【14】主动语态之形,被动语态之意
代词精讲(16)
英语讲义【17】读上看下,猜猜词义
[名词]其它名词复数的规则变化
英语讲义【26】beside 和besides 通用吗?
动词
零冠词的用法(二)
不定冠词的用法
英语讲义【22】被动语态的动词
英语讲义【32】形容词后缀不可乱加
形容词及其用法
英语讲义【21】连接词及其用法
冠词位置(一)
英语讲义【7】不定冠词a/an的用法
英语讲义【6】动词主语别忘了呼应
英语讲义【30】代名词的错误
英语讲义【13】各种各样的走路姿态
数词(二)
代词精讲(19)
名词复数的不规则变化(一)
英语讲义【20】“义同形异”的常用词
英语讲义【23】few & a few 一 a 之别
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