解析 【解析】答案:invented核心短语/词汇:the steam engine:蒸汽机句子译文:谁发明了蒸汽机?James Watt发明了蒸汽机。解析:从答句"James Watt"可以知道应该填invent的相应形式,表示发明;根据常识可以知道,发明的动作发生在过去,故用一般过去时,所以答案是invented. ...
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the idea after watching people get wet on streets in Russia. "Once,I was driving on a central Saint Petersburg street and saw the street lamps lighting up people trying to hide from the rain. I thought it would be appropriate to have a canopy (伞蓬) built into a street lamp," he ...
【推荐1】One day, James Watt was sitting near the fire in the kitchen. He was___the fire and thinking about something. A teapot (茶壶) was over the fire. Soon the lid (盖子) began to move up and down. “___makes it up and down?” the boy asked himself. He looked at the lid...
a) James Watt b) Adam Smith c) Eli Whitney d) Frederick W. Taylor e) Henry Ford Unemployment: The unemployment term is used in economics to refer to the people in the economy who have been jobless for a specific period and are actively searching for a...
While Doris usually gets all the acting praise from this movie, it's probably because everyone expects James Stewart to be great in a Hitchcock film. But let's not forget he was the other actor in that difficult scene, watching and deciding how to help his wife. He's wonderful in this...
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When I’d shouted as much, he had come over and forced me to retract. Since then I’d seen Roger around at the foot of Acton Hill, carrying an exotic white electric guitar he’d made himself. He was usually with Reg, a friend I knew from infancy, who carried a 15-watt VOX ...
James Watt We can imagine a young Watt sitting by the fireplace in his mother's cottage and intently watching the steam rising from the boiling tea kettle, the beginning of a lifelong fascination with steam. In 1763, when he was twenty-eight and working as a mathematical-instrument maker at...
A. James Watt B. Leonardo da Vinci C. Alexander Graham Bell D. Thomas Jefferson 相关知识点: 试题来源: 解析 A。解析:詹姆斯·瓦特发明了蒸汽机。列奥纳多·达·芬奇有很多设计但没有发明蒸汽机,亚历山大·格雷厄姆·贝尔发明了电话,托马斯·杰斐逊是美国政治家。本题考查对重要发明及发明者的了解。反馈...