A. 交通规则 B. 交通标志 C. 交通信号灯 D. 交通警察 相关知识点: 试题来源: 解析 C。“traffic lights”常见的意思是交通信号灯。选项 A“traffic rules”是交通规则;选项 B“traffic signs”是交通标志;选项 D“traffic police”是交通警察。所以选 C。 反馈 收藏 ...
五读一读,补全对话。 A: What are these? B: Traffic lights. A: What do they mean? B: Go at a green light. Don't go at a red light.You must stop and wait. Don't go at a yellow light. You must slow down and stop. A: Look, the light is red. Can I go? B: No, you...
What Do You Do if a Traffic Light Is Not Working? If you’re in a situation with malfunctioning traffic lights, treat them as a 4-way stop sign. Follow the‘right-of-way’ rulesunless an officer directs otherwise. Remember to stay safe and watch out for drivers who might not know the...
Such lights tend to make intersections safer and may speed up through traffic by reducing the risk of head-on collisions, but may decrease the overall efficiency of the intersection as it becomes congested, depending on what proportion of traffic is turning. Intersections without dedicated protected...
Upper head are the traffic lights Be careful he they are Everybody stop at the red light Everybody go on the green Get ready to stop on the yellow light 'Cause that's what the traffic lights mean Oh yeah Red stop the traffic lights mean...
B: Traffic lights.A: What do they mean?B: Go at a green light. Don't go at a red light. You must stop and wait. Don't go at a yellow light. You must slow down and stop.A: Look, the light is red. Can I go?B: No, you can't. You must 1. and 2. ....
A sign has a picture of a traffic light. What does it mean? A. No traffic lights ahead. B. Pay attention to the traffic light. C. Turn off the traffic light. D. Ignore the traffic light. 相关知识点: 试题来源: 解析 B。解析:选项 A 是前方没有交通灯,与标志不符;选项 C 是关掉...
Traffic lights are red, yellow and green. They are very important signals (信号). Traffic lights are usually placed at busy street corners to help control traffic. Sometimes, they are on streets near schools and shops, too. Most young children are taught what each of the colored lights mean...
Liu, who has been leading the Michigan research, said even with as little as 6% of the vehicles on Birmingham’s streets connected to the GM system, they provide enough data to adjust the timing of the traffic lights to smooth the flow. The 34 traffic signals in Birmingham were...
What's more, drivers tend to accelerate too rapidly out of a slowdown, meaning they try to drive faster than the average flow of traffic downstream of them.更糟糕的是，司机在减速后 往往会加速过快，也就是说他们会比后方的平均车流开得更快。Then, they have to brake again, eventually ...