2016年职称英语理工类C级完形填空练习题(4)
2016年职称英语理工类C级完形填空练习题汇总,供考生参考。
An Intelligent Car
Driving needs sharp eyes,keen ears,quick brain,and coordination(协调)between hands and the brain.Many human drivers have all(51)and can control a fast-moving car.But how does an intelligent car control itself?
There is a virtual(虚拟的)driver in the smart car.This virtual driver has"eyes,""brains,""hands"and"feet,"too.The minicameras(52)each side of the car are his"eyes,"which(53)the road conditions ahead of it.They watch the(54)to the car's left and right.There is also a highly automatic driving(55)in the car.It is the built-in computer,which is the virtual driver's"brain."His"brain"(56)the speeds of other moving cars near it and analyzes their positions.Basing on this information,it chooses the(57)path for the intelligent car,and gives instructions to the "hands"and"feet"to act accordingly.In this way,the virtual driver(58)his car.
What is the virtual driver's best advantage?He reacts(59).The minicameras are bringing(60)continuously to the "brain."It completes the processing of the images within 100 milliseconds.(61),the world's best driver needs at least one second to react.Besides,when he takes(62),he needs one more second.
The virtual driver is really wonderful.He can reduce the accident(63)considerably on expressways(高速公路).In this(64),can we let him have the wheel at any time and in any place?Experts(65)that we cannot do that just yet.His ability to recognize things is still limited.He can now only drive an intelligent car on expressways.
51.A.these B.them C.this D.that
52.A.in B.above C.to D.on
53.A.change B.observe C.improve D.meet
54.A.police B.traffic C.pets D.trees
55.A.button B.door C.system D.activity
56.A.calculates B.reaches C.gathers D.reduces
57.A.different B.narrow C.same D.right
58.A.stops B.finds C.controls D.selects
59.A.quickly B.cleverly C.virtually D.safely
60.A.ideas B.news C.memory D.images
61.A.so B.However C.Besides D.Therefore
62.A.action B.role C.decision D.notice
63.A.investigation B.prevention C.rate D.report
64.A.case B.method C.manner D.file
65.A.expose B.warn C.hope D.wish
答案:
51.A 52.D 53.B 54.B 55.C
56.A 57.D 58.C 59.A 60.D
61.B 62.A 63.C 64.A 65.B
编辑推荐:
环球网校友情提示:如果您在此过程中遇到任何疑问,请登录环球网校职称英语频道及论坛,我们随时与广大考生朋友们一起交流!
最新资讯
- 重庆2017年职称英语理工类考试考前冲刺练习补全短文2017-09-08
- 重庆2017年职称英语理工类考试考前冲刺练习概括大意2017-09-08
- 重庆2017年职称英语理工类考试考前冲刺练习完形填空2017-09-08
- 重庆2017年职称英语理工类考试考前冲刺练习词汇选项2017-09-08
- 重庆2017年职称英语综合类考试考前冲刺练习完形填空2017-09-08
- 重庆2017年职称英语综合A类考试考前冲刺练习词汇选项2017-09-08
- 重庆2017年职称英语综合类考试考前冲刺练习概括大意2017-08-10
- 重庆2017年职称英语综合类考试考前冲刺练习阅读判断2017-08-10
- 职称英语理工类阅读理解练习八2017-06-12
- 职称英语理工类阅读理解练习七2017-06-12