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第6部分:完形填空(第51~65题,每题1分,共15分)
下面的短文有15处空白,请根据短文内容为每处空白确定1个最佳选项。
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 haseyes,brains,handsandfeet,too.The minicameras(52)each side of the car are hiseyes,which(53)the road conditions ahead of it.They watch the(54)to the cars left and right.There is also a highly automatic driving(55)in the car.It is the built-in computer,which is the virtual driverbrain.Hisbrain(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 handsandfeetto act accordingly.In this way,the virtual driver(58)his car.
What is the virtual drivers 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 worlds 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
GRE作文资料:智力
GRE Issue主题范文及评析(六)
GRE高频提纲之国际类2
GRE作文资料:分析方式
新GRE写作:闪光灯下的名誉
新GRE写作:过度专业化
新GRE写作:审查的公正性
GRE作文资料:选择的自由性
GRE作文资料之情商
GRE作文资料:环保
新GRE写作:下一代的教育
GRE Issue主题范文及评析(五)
GRE写作高频话题—历史类
GRE作文资料:经济与环境
新GRE写作:避免偏激
新GRE写作:冒险与计划
GRE作文资料:政治
GRE作文资料之教育的三大目的
新GRE写作:教育的目的
GRE 高频提纲之教育类2
GRE作文资料:法律
GRE作文资料之艺术
GRE高频提纲之国际类4
新GRE写作:权威问题
GRE ISSUE作文经典论据总结6
GRE写作高频话题—科技类
GRE高频提纲之社会类3
新GRE写作:达到目标的手段
GRE之issue常用句模板
GRE Issue主题范文及评析(四)
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