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.
[倒装]倒装句之部分倒装
[动词的时态]过去完成时
[情态动词]比较have to和must
[情态动词]would rather表示"宁愿"
[情态动词]had better表示"最好"
[情态动词]表示推测的用法
[连词]表示转折或对比
[情态动词]带to 的情态动词
[状语从句]地点状语从句
[定语从句]限制性和非限制性定语从句
[状语从句]目的状语从句
[定语从句]关系代词that 的用法
[定语从句]关系代词引导的定语从句
[状语从句]比较while, when, as
[情态动词]情态动词的回答方式
[定语从句]判断关系代词与关系副词
[名词性从句]否定转移
[连词]比较so和 such
[状语从句]条件状语从句
[虚拟语气]need "不必做"和"本不必做"
[虚拟语气]虚拟条件句的倒装
[主谓一致]谓语动词与前面的主语一致
[情态动词] must表示推测
[状语从句]方式状语从句
[状语从句]结果状语从句
[状语从句]原因状语从句
[动词的语态]表示"据说"或"相信" 的词组
[虚拟语气]wish的用法
[状语从句]表示"一…就…"的结构
[虚拟语气]It is (high) time that
| 不限 |
| 英语教案 |
| 英语课件 |
| 英语试题 |
| 不限 |
| 不限 |
| 上册 |
| 下册 |
| 不限 |