Traffic lights are red, yellow and green. When the light is red, we must ___. A. stop B. go C. wait D. slow down 相关知识点: 试题来源: 解析 A。交通灯是红黄绿三色。当灯是红色时,我们必须停下。go 是绿灯时,wait 通常黄灯时准备停下,slow down 是减速,不符合红灯情况。反馈...
故答案为F。(5)T.根据"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. "可知这篇文章主要是关于红绿灯的历史。故答案为T。 反馈 收藏 ...
Traffic lights are red, yellow and green. They are very important signals. 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 means, so ...
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 traffi c. Sometimes, they are on streets near schools and shops, too. Most young children are taught what each of the coloured lights mea...
Traffic lights are red,yellow and green.When the light is red,you must ___. A. stop B. go C. wait D. slow down 相关知识点: 试题来源: 解析 A。红色交通信号灯表示停止。选项 B“go”是走;选项 C“wait”是等待,一般用于黄灯或红灯转绿灯的间隙;选项 D“slow down”是减速。反馈...
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 means,so every...
Yellow warningsigns had to be placed beside the roads to remind driversto take care.Today, towns and cities all over the world have traf-fic lights to warn people to keep safe.1. Where are the traffic lights placed?2. Why was the color red used to mean “stop"?3. Did some train ...
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 colours lights means,...
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 prepare to stop. 根据材料内容选择最佳答案。 (1) Why was the color red...
根据“Sometimes, they are on streets near schools and shops, too”可知,此处介绍交通灯摆放的位置,D选项“红绿灯通常设置在繁忙的街角,以帮助控制交通”符合语境,故选D。【小题2】根据“Train drivers could see the red ‘stop’ light ahead”可知,此处应是提到了“红灯”的作用,A选项“从远处看,红色...