** 根据文章第二段第一句话“Before there were traffic lights for cars, there were traffic signals (信号) for trains. At first, railway companies used red to mean "stop", white to mean "go" and green to mean "slow down". ”可知,最初铁路公司用白色代表“前进”。 **67. What do we ...
World's first traffic lights were used in Detroit, the USA, in 1919. The first traffic lights in Britain were used in Wolverhampton in 1928. However.they didn't come to London till 1932.First Traffic Policewomen Policewomen appeared for traffic control duties for the first time in Paris in...
athe majority of applications were compatible with system 7 at the time of initial release 正在翻译,请等待...[translate] amaterials used 用于的材料[translate] aPlease arrange the contract and contact Mr Cai for delivery arrangement accordingly. 请安排合同并且相应地与Cai联系先生为交付安排。[translate...
18.What was Mr.Smith's first invention used for A. Washing dishes. B. Washing clothes. C. Watering flowers.19.Where is Mr.Smith's farm A. In the east of America. B. In the north of America. C. In the south of America.20.What were grown on Mr.Smith's farm in 2020 A.Carrots...
D.When and where was it first used E.They have greatly changed our life. F.Then when was it issued in Europe G.Many things were invented by Chinese people. E 五、阅读理解。 YOUNG INVENTOR COMPETITION! What you need to do is e up with an idea for a futuristic (想象未来情况的) inven...
The world’s first traffic lights came into use in Detroit, the US, in 1919. The first traffic lights in Britain were used in Wolverhampton in 1928. However, they didn’t come to London until 1932. The First Traffic Policewomen Policewomen appeared for traffic control duties for the first...
根据第一段he started to write his first Kungfu novel when he was 31 years old,可知,金庸是在31岁开始写小说的,所以A选项是错误的,排除.根据第二段They were sold all over the world and translated into over 50 languages,可知,金庸的小说被翻译成50多种语言,所以B选项是错误的,排除.根据最后一段It...
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I was on the street.Where were you when the rainstorm came?I was talking with my mother in my house.What were you doingwhen t 2、he rainstorm came?I was waiting for the bus at the bus stop.What were you doingwhen the rainstorm came?What was /were . doing when the rainstorm came?
( C )9.A.advertisements B.traffic lights C.pathsD.parking lots ( A )10.A.usingB.buying C.borrowingD.taking Ⅶ.阅读理解。 ◆Green tea is the best choice for office workers. People who always work in places with air conditioning may face skin problems such as easily dry skin. Among al...