2007年职称英语考试完型填空试题训练(七)

文章作者 100test 发表时间 2007:10:17 12:22:40
来源 100Test.Com百考试题网


第七篇(新)
An Intelligent Car
Driving needs sharp eyes, keen ears, quick brain, and coordination between hands and the brain. Many human drivers have all ____1____ and can control a fast-moving car. But how does an intelligent car control itself?
There is a virtual drive1 in the smart car. This virtual driver1 has “eyes,” “brains,” “hands” and “feet,” too. The minicameras ____2____ each side of the car are his “eyes,” which observe the road conditions ahead of it. They watch the ____3____ to the car’s left and right. There is also a highly ____4____ driving system in the car. It is the built-in computer, which is the virtual driver’s “brain.” His “brain” calculates the speeds of ____5____ moving cars near it and analyzes their positions. Basing on this information2, it chooses the right ____6____ for the intelligent car, and gives ____7____ to the “hands” and “feet” to act accordingly. In this way, the virtual driver controls his car.
What is the virtual driver’s best advantage3? He reacts ____8____. The minicameras are ____9____ images continuously to the “brain.” It ____10____ the processing of the images within 100 milliseconds. However, the world’s best driver ____11____ needs one second to react. ____12____, when he takes action, he needs one more second.
The virtual driver is really wonderful. He can reduce the accident ____13____ considerably on expressways. In this case, can we let him have the wheel4 at any time and in any place? Experts ____14____ what we cannot do that5 just yet6. His ability to recognize things is still ____15____. He can now only drive an intelligent car on expressways.

1. A) these B) them C) this D) that

2. A) within B) above C) to D) on

3. A) police B) traffic C) trucks D) buses

4. A) mechanical B) movable C) automatic D) electronic

5. A) another B) other C) each other D) one another

6. A) line B) lane C) track D) path

7. A) space B) locations C) instructions D) time

8. A) quickly B) cleverly C) virtually D) safely

9. A) bringing B) taking C) sending D) carrying

10. A) 0selects B) completes C) uses D) tests

11. A) at least B) at most C) at last D) at best

12. A) So B) However C) Besides D) Therefore

13. A) count B) amount C) digit D) rate

14. A) warn B) suggest C) invite D) check

15. A) unknown B) few C) untested D) limited


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