Who invented the first vaccine? Who invented the first car radio? Who created the first photograph? Who invented braille first and when? Who invented the camera? Explore our homework questions and answers library Search Browse Browse by subject...
题目Who invented the radio? A. Guglielmo Marconi B. Thomas Edison C. Alexander Graham Bell D. James Watt 相关知识点: 试题来源: 解析 A。解析:无线电是古列尔莫·马可尼发明的。选项 B 爱迪生发明电灯等。选项 C 贝尔发明电话。选项 D 瓦特改良蒸汽机。
Who invented the first flying machine? Who used the telephone when it was first invented? Who invented the first smartwatch? Who invented the first car radio? Who invented the first electric car? Who invented the radio? Who invented the chemical battery?
百度试题 结果1 题目2.你想知道收音机是谁发明的,可以这样问老师:Who invented the radio?? 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
百度试题 结果1 题目5. Do you know who invented (invent) the radio? 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
( B )1. Who invented the car? A.James. B.Karl. C. Marvin.( A )2. Where's Betty? A. In the kitchen. B. In the living room. C. In the bedroom.( C )3. When was the radio invented? A.In 1895. B.In 1900. C.In 1901.( C )4. How did the tomatoes taste? A.Sour. ...
A. What Alfred did in the Flying Doctor Service. B. What Alfred did to better pedal radios. C. How pedal radios helped the outback. D. How Alfred invented the pedal radio. 相关知识点: 试题来源: 解析 1. C2. B3. A4. D 1.略2.略3.略4.略...
1. Guglielmo Marconi invented the radio in 1895.(对画线部分提问)Who invented the radio in 1895?2. The street was so narrow(窄的) that the van can't pass through it.(改为同义句)The street t wasn't wide enough。 (for the van to pass through.3. The first Earth Day was celebrated ...
【题目】CAlfred Traeger was an engineer who invented(发明) the pedal(踏板) radio for the Flying Doctor Service.This helped people communicate(交流) with each other allove the ourback(澳大利亚内陆地区).Alfred Traeger was born in Dimboola, Australa on 2nd August 1895. Whem he was twelve years...
百度试题 结果1 题目()2. Could you tell me who the radio by? A. invents B. invented C. was invented 相关知识点: 试题来源: 解析 C 5 反馈 收藏