《2022年职称英语理工类完型填空练习(7).docx》由会员分享，可在线阅读，更多相关《2022年职称英语理工类完型填空练习(7).docx（4页珍藏版）》请在金锄头文库上搜索。
1、 2022年职称英语理工类完型填空练习(7)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
2、 “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 cars left and right. There is also a highly _4_ driving system in the car. It is the built-in computer, which is the virtual d
3、rivers “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
4、is the virtual drivers 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 worlds best driver _11_ needs one second to react. _12_, when he takes action, he needs one more second.The vi
5、rtual 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 intelligen
6、t car on expressways.1. A) these B) them C) this D) that2. A) within B) above C) to D) on3. A) police B) traffic C) trucks D) buses4. A) mechanical B) movable C) automatic D) electronic5. A) another B) other C) each other D) one another6. A) line B) lane C) track D) path7. A) space B) locations C) i
7、nstructions D) time8. A) quickly B) cleverly C) virtually D) safely9. A) bringing B) taking C) sending D) carrying10. A) selects B) completes C) uses D) tests11. A) at least B) at most C) at last D) at best12. A) So B) However C) Besides D) Therefore13. A) count B) amount C) digit D) rate14. A) warn B) suggest C) invite D) check15. A) unknown B) few C) untested D) limited
