( ) 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...
develop的意思是“发展,开发”,作原句的谓语动词,其过去式是developed。the first practical light bulb的意思是“第一个实用的灯泡”,作原句的宾语。故本题的句子是:When did Thomas Edison develop the first practical light bulb? 故本题的答案是bulb。
[translate] aSmokejumpers are a special kind of firefight Smokejumpers是一特别firefight[translate] aThomas Edison developed the first practical light bulb im 1879 Thomas Edison开发了第一个实用电灯泡im 1879年[translate]
(1)B.细节理解题。根据The wheel is perhaps the greatest invention in history.轮子也许是历史上最伟大的发明。可知,轮子是历史上最伟大的发明。故选B。(2)C.细节判断题。根据Alexander Graham Bell invented one of the first practical telephones in 1876.1876年
History is filled with stories of individuals who dared to be first: Christopher Columbus, who sailed across the unknown ocean; Thomas Edison, who invented the practical electric light bulb; and even modern-day entrepreneurs who launch startups aiming to revolutionize industries. Each of these ...
句意:托马斯·爱迪生于1879年研制了第一个实用的灯泡。 考查动词。developed研制;discovered发现; received收到;succeeded成功。根据“the first practical light bulb in 1879 ”可知,此处是“托马斯·爱迪生于1879年研制了第一个实用的灯泡”。故选:A。反馈...
句意:托马斯·爱迪生在1879年发明了第一个实用的灯泡。根据“Thomas Edison ... the first practical light bulb in 1879.”及首字母可知,此处指托马斯·爱迪生研发了第一个实用的灯泡;develop“开发、研制”,动词;再根据“in 1879”可知,时态为一般过去时,动词应用过去式。故填(d)eveloped。反馈...
For many decades, the incandescent light bulb was the primary source of illumination in homes, offices, and along city streets. The simple device runs an electric current across a wire filament connecting two diodes. As the current moves across the filament, it begins to glow. While homes ...
Who invented the first electric washing machine? Who invented the first light bulb? Who invented the portable CD player? Where was the first digital camera invented? Who invented the first alarm clock? Explore our homework questions and answers library Search Browse Browse by subject...
Believe it or not, there are quick, practical activities you can do in five minutes or less to make an active influence on your health. 1 . Focus on your breath Want to reduce stress and improve your health at once? Simply spend a few minutes taking long, deep breaths in and out ...