【单选题】
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 IntelligentCar
Driving needs sharp eyes, keen ears, quick brain, and coordination(协调) between hands and the brain. Many human drivers have all {{U}} (51) {{/U}} and can control a fast-moving ear.But how does an intelligent car control itself
There is a virtual(虚拟) driver in the smart car. This virtual driver has "eyes", "brains", "hands" and "feet" too. The minicameras {{U}} (52) {{/U}} each side of the ear are his "eyes" which {{U}} (53) {{/U}} the road conditions ahead of it. They watch the {{U}} (54) {{/U}} to the car’s left and right. There is also a highly automatic driving {{U}} (55) {{/U}} in the car. It is the built-in computer, which is the virtual driver’s "brain". His "brain" {{U}} (56) {{/U}} the speeds of other moving cars near it and analyzes their positions.Basing on this information, it chooses the {{U}} (57) {{/U}} path for the intelligent ear, and gives instructions to the "hands" and "feet" to act accordingly. In this way, the virtual driver {{U}} (58) {{/U}} his car.
What is the virtual driver’s best advantage He reacts {{U}} (59) {{/U}} . The minicameras are bringing {{U}} (60) {{/U}} continuously to the "brain". It completes the processing of the images with-in 100 milliseconds. {{U}} (61) {{/U}} , the world’s best driver needs at least one second to react.Besides, when he takes {{U}} (62) {{/U}}, he needs one more seconD、
The virtual driver is really wonderful. He can reduce the accident {{U}} (63) {{/U}} considerably on expressways(高速公路). In this {{U}} (64) {{/U}}, can we let him have the wheel at any time and in any placeExperts {{U}} (65) {{/U}} 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.
B．traffic
C．pets
D．trees
网考网参考答案：B
网考网解析：
[解析] 根据常识推断，微型摄像头的作用应是发现汽车左右两侧的交通状况，而所给选项A. police：警察；B. traffic: 交通；C. pets：宠物；D. trees：树，由此可知只有选项B符合原文内容和逻辑，所以选B。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>
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