A traffic light has three colors: red, green and yellow. What color is it when we should stop? A. Red B. Green C. Yellow 相关知识点: 试题来源: 解析 A。解析:在交通信号灯中,红色代表停止,绿色代表通行,黄色代表警示。题目问的是当我们应该停止的时候是什么颜色,所以答案是红色。
Traffic lights have three colors. The red light means "Stop!" We can't cross the road. The green light means "Go." We can walk across the road. The yellow light means "Wait! ". What does the underlined word "sign" mean in Chinese? A.图案 B.标志 C.照片2. What does the passage...
Traffic light definition: a set of electrically operated signal lights used to direct or control traffic at intersections.. See examples of TRAFFIC LIGHT used in a sentence.
The traffic light has three colors: red, yellow and ___. A. purple B. blue C. green D. white 相关知识点: 试题来源: 解析 C。解析:交通信号灯有红、黄、绿三种颜色,所以这里应选green,purple是紫色,blue是蓝色,white是白色,所以C正确。反馈 收藏...
百度试题 结果1 题目()8. Traffic lights havecolors. The green light means(意思是)“Weg' A. three; canB. three; can'tC. four; can't 相关知识点: 试题来源: 解析 8.A 反馈 收藏
The traffic light has three colors: red, yellow and ___. A. blue B. green C. white D. black 相关知识点: 试题来源: 解析 B。解析:交通信号灯有红、黄、绿三种颜色。选项A蓝色不是交通信号灯颜色。选项C白色不是交通信号灯颜色。选项D黑色不是交通信号灯颜色。反馈...
(and shorter than) yellow's,meaning it's still easier to see than any color other than red andyellow.Back in the early days of railway lights,green originally meant "caution",while the "all-clear" light was,well,clear or white.T rains,of,course,take an unlimitedly long time to stop,...
The traffic light has three colors: red, yellow and green. What does the yellow light mean? A. You can go at once B. You should stop right away C. It warns you to slow down and get ready to stop D. It means nothing 相关知识点: ...
(2)题详解: 细节理解题 由Back in the early days of railway lights,green originally meant "caution"可知绿色最初代表谨慎,故A错误;由it has the longest wavelength of any color,meaning you can see it from a greater distance than other colors.可知红光最容易看见,故B正确,;由From the earliest days...
Why those colors, though?Why not blue, purple, and brown? The following are tran-sponded from others' WeChat.. Red is an inherited symbol from railroadsRed symboizes danger inmany cultures, which makessense, considering it has the lon-gest wavelength of any color,meaning you can see it...