When was the first train invented? When was the first wheel invented? When was the first piece of technology invented? When was Apollo 11 launched? When was the mechanical computer invented? When was fire invented? When was the computer game invented?
When was the first stealth plane invented? When was the first fighter plane invented? When was the space rocket invented? When was dial-up internet invented? When was the first bullet train invented? When was the gas engine invented?
( )12.When did the name of “yo-yo” first appear A.In 1920. B.In 1930. C.In 1940.( )13.What did Pedro Flores do before he started his company A.He was a doctor.B.He was a waiter.C.He was a teacher.( )14.Where did Donald F. Duncan first see the yo-yo A.In New ...
aGeorge Stephenson,a famous British inventor,made the first train in 1825,using a steam engine.when he was experimentingwith the engine on the train he met with trouble from the government,the newpapers and the gentlemen in the country.they said that the noise and the smoke would kill cows...
At every station, people were waiting to greet the train, and it was___(excite) to see their faces as the past seemed to come alive again. 答案 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 结果二 题目 Steam trains were replaced by electric ones many years ago, so when the newspaper...
It was the first time I met a seal(海豹), the most mysterious(神秘的)animal for me in the world. I jumped into the cold water to take a closer look. Immediately, she swam toward me and tried to threaten me by putting my camera and much of my head into her mouth. I tried not ...
Later n, he used the residues t (25) a new material and it was called “saccharin”. It is a kind f ingredient and cam make meals sweeter.A.histrian B.physicist C.musician D.chemistA.tk up B.put up C.gave up D.stayed upA.sld B.prepared C.biled D.thrwnA.smelt B.sunded C...
Steam The first wind turbine used for the production of electricity was built in Scotland in July 1887 by Professor James Blyth. 1887 19 Chapter 2 Chapter 2 3020 How Does It Feel to Work in a Wind Farm ? How Does It Feel to Work in a Wind Farm ? The views are nice, but....
An eerie spectacle awaited Roy Claytor, the first rescuer aboard. “There was no heat and lights. Everybody was bundled up in coats and blankets,” heobserved. “Railroad lamps were burning. Nobody said anything.” Among the passengers was Ohio physician Walte...
The famous British inventor George Stephanson was born in 1781 and died in 1848.One of his1important inventions was the train.He2his first train when he was forty-four years old.When he was experimenting with the3engine on the train, he met with4from the government, the newspapers and th...