( ) Thomas Edison was the great who invented the first practical light bulb (灯泡).A. invent B. invention C. inventor D. inventors 相关知识点: 试题来源: 解析 托马斯·爱迪生是一位伟大的发明家,他发明了第一个使用的灯泡。A.发明,动词;B.发明,名词;C.发明家,名词;D.发明家,名词复数。此处指...
Chinese people often think of a rainy spring as a rather romantic time to travel as the scenery seems to be more picturesque when it rains. If you are making a plan for your spring trip, Shaoxing is the place to go. Shaoxing lies in the south of the Yangtze River Delta (长江三角洲)...
二、 阅读理解If you ask a student, “Who invented the light bulb?” he or she will answer quickly, “Thomas Edison!"But did he really?In fact, Mr. Edison didn't invent the light bulb. He didn't get the first patent(专利) for the modern design of the light bulb, either.Joseph Sw...
Who helped Edison invent the light bulb? Who invented the light bulb, generator and other electrical devices? Who invented the first traffic light? Who invented the first lighter? Who invented the street light? Who invented the first torch?
Write the jobs. The first letter of each job has been given.I stay behind the camera and tell actors what to do. I’m a d___ . I find and write the news for newspapers or magazines. I’m a j___ . Like Edison, who created the light bulb, I make new things. I’m an i__...
This was a huge improvement and that's probably w_7 people think it is Edison who invented the light bulb.Then what did Edison really invent? He invented a power system and sold his light bulbs that used this electricity. He also made electric lights safe and cheap for home use.1. e2...
答案(1)who.考查定语从句.代指先行词Thomas Edison,做非限制性定语从句 invented the light bulb的主语,用关系词who,故填who.(2)Both.考查代词.代指Benjamin Franklin和Thomas Edison两个人,表示两者都,用Both.故填Both.(3)a.考查冠词.修饰名词 surprising number,表示"一个令人吃惊的...
Who invented the first zoo? Who invented the first light bulb? Who invented the first tape recorder? Who invented the first modern thermometer? What was the first game invented? Explore our homework questions and answers library Search Browse Browse by subject...
James Bowman Linday’s bulb used copper filament and Warren de la Rue’s used coiled platinum filament. Both bulbs were not practical enough for everyday use. Copper filaments burned out too quickly and the price of platinum meant Warren de la Rue’s bulb was simply too costly....
1875- Henry Woodward and Matthew Evans patented a light bulb. 1878- Sir Joseph Wilson Swan (1828-1914), an English physicist, was the first person to invent a practical and longer-lasting electric lightbulb (13.5 hours). Swan used a carbon fiber filament derived from cotton. ...