Today, towns and cities all over the world have traffic lights. Red and green lights match the signals used on the railways. Yellow lights are easy to see, so they are used to warn drivers that they should slow down and get ready to stop.61. Why was the colour red used to mean "...
Among the traffic lights, the green one is a for going on, which is the same all over the world. A. light B. colour C. signal D. design 相关知识点: 试题来源: 解析 C 句意:在交通灯里,绿灯是前行的信号,世界各地都是 如此。 signal 意为“信号”,符合题意。 light“光线” ; colour“...
Mother of the Bride Turned All the Traffic Lights GreenByline: DAN PARKINSONDaily Mail (London)
汽车，公共汽车和自行车都走在路的左侧。但是交通使在中国的吧。所以当你在英国的时候，你在街上必须非常小心。在你穿过马路时你必须停下来看看两边。向右看，向左看向右看一遍。如果交通灯是红色的，交通灯是绿色时，车辆可以通行。人的脚不能交叉。在早上和晚上，当人们去或下班回来，街上很忙。交...
China's telecom giant Huawei would help Bulgaria to become a leader in IT services in the European Union (EU), said Guo Ping, the company's rotating and acting CEO said on Tuesday. China pushes for green packaging and recycling China's State Post Bureau has co-initiated a campaign to pro...
Traffic lights are the same in every country. We all know red means "stop". yellow means "wait" and green means "go". But traffic rules are not the same in every country. In China, drivers drive on the right side of the road. In the US, drivers drive on the right side, too. ...
B.Were they red or green at that time?C.I was running along the street.D.May I ask you some questions?E.I ran to help the old man quickly.F.All right.G.Was the old man hurt seriously?A:Excuse me,sir. (1) DB:Sure,madam....
Are the sky and night lights falling? one-and whether we will need to stop at the distant traffic light, even at night, when we cannot see the relative positions of red and green lights... RE Appen,J Maresperlman - 《Archives of Ophthalmology》 被引量: 26发表: 2000年 Logarithmic-Time...
We can act more quickly when we see the color red. In a word, red light helps drivers stop in time and help prevent accidents.小题1:___ has the longest wavelength of all light we can see. A.Red B.Green C.Yellow D.Black 小题2:Red light travels farther on ___ days. A.windy...
This is a street crossing.There are traffic lights at each corner(拐角).Drivers must watch the lights carefully. When there is a green light, the cars may go on.When there is a red light, the cars must stop. They must wait until the red light changes into green. Then they can go...