题目The first traffic lights in the United States were installed because of an increase in traveller on the road in the 1920s.Worried about accidents,towns and cities installed traffic towers to help the flow of cars.Officers manned the towers,using whistles and red,green and ...
根据文章第一个小标题第一段第一句 20 October 1923 — People in the USA first use a traffic light. 可知,1923年10月20日——美国的人们第一次使用红绿灯。 故正确答案为C。 2. 细节理解题。 根据文章第一个小标题第一段第三句 It has only two parts(部分). 可知,最早的红绿灯有2部分。 故正确答...
回答如下：我们用英语表示"在大街，在街上"时，可以用in / on the street。美国常用介词on。我们英语表示" 在红绿灯处"时，要用at the traffic lights。这里的at表示“在...旁边”。例如：He found a girl crying in / on the street. 他发现有一个姑娘在街上哭泣。He pulled up at the tr...
20 October 1923--People in the US first use a traffic light.I is a little different form today's traffic light.I has only two parts.One says "GO" and the other says "STOP".When people see "GO",they can cross the road. Football...
A traffic signal for camels began operation Sunday at the scenic Mingsha Mountain and Crescent Spring in Dunhuang City, northwest China's Gansu Province. It is the first traffic light in the world designed especially for camels. When the traffic signal turns green, camels can cross the road, ...
A traffic signal for camels began operation Sunday at the scenic Mingsha Mountain and Crescent Spring in Dunhuang City, northwest China's Gansu Province. It is the first traffic light in the world designed especially for camels. When the traffic signal turns green, camels can cross the road, ...
first three-color traffic light was put to use. (world) 相关知识点: 试题来源: 解析 1. world's 本题主要考查名词。句意:1920年,……第一个三色红绿灯投入使用。根据语法及提示词可知,此处缺少名词所有格修饰名词短语first three-color traffic light。故正确答案为 world's。
When Was the First Traffic Light Installed, Asks Google DoodleIf you've ever grumbled about bad drivers hogging the road, bethankful you didn't live in 1914...Gaylord, Chris
51. In 1920, the world's (world) first three-color traffic light was put to use. 相关知识点: 试题来源: 解析 答案见上51. world`s【 解析】句意:1920 年,世界上第一个三色 交通灯投入使用。 空处修饰的是其后的名词 "traffic light",应用所有格作定语,world的所有格 应是 world's.故填 world...
2【题目】In 1920, the first three-color traffic light was put to use. ( world ) 3(2021·山东·)In 1920, the ___ first three-color traffic light was put to use. ( world ) 4In 1920, the first three-color traffic light was put to use. (world) 534. In 1920,the_2t three...