试题来源: 解析 【答案】C【核心短语/词汇】invent发明【翻译】在1946年,第一台电脑被美国的科学家发明出来。【解析】考查名词:engineer工程师,doctor医生,scientist科学家,teacher教师。电脑是一项高科技产品,所以应该是由科学家发明出来的,选C。 反馈 收藏 ...
百度试题 结果1 题目It is believed that the first modern computer was invented by a man named Charles Babbage.相关知识点: 试题来源: 解析 T 该句子陈述了人们普遍认为的第一台现代计算机是由查尔斯·巴贝奇发明的。这个说法是正确的,因此答案为 T。反馈 收藏 ...
the first person to make the telephone. 试题答案 在线课程 分析翻译:电话是由亚历山大•格拉汉姆•贝尔在1876年发明的,那也就是说,他是第一个打电话的人. 解答根据句意,此处是"发明"的意思,句子又是被动语态,所以应填invent的过去分词;invented
根据题干中的"the first computer"和"human life later on"可推断出此句中真正的逻辑主语为"人","computer"为动作的承受者,人类利用计算机来改变人类的生活,因此此处使用的语态应为被动语态,动词的不定式可用于表达将要发生的动作或目的,故可排除BCD,正确选项为A. ...
The world 1 (turn upside down) since the invention of the Internet and the introduction of personal computers into nearly every home. The twin inventions of the personal computer and the Internet 2 (consider) to be among the two most important events of the last century. Shopping 3 (complete...
根据题干中的"the first computer"和"human life later on"可推断出此句中真正的逻辑主语为"人","computer"为动作的承受者,人类利用计算机来改变人类的生活,因此此处使用的语态应为被动语态,动词的不定式可用于表达将要发生的动作或目的,故可排除BCD,正确选项为A. 第一台计算机由约翰•莫克利和普雷斯伯•...
A。解析:“By the time the first computer was invented”是一般过去时,表示到这个过去的时间点为止。科学家尝试研发计算机是在计算机被发明之前,属于过去的过去,所以要用过去完成时。选项A“had tried”正确。选项B“tried”是一般过去时,不能体现出尝试在计算机被发明之前就已经进行了很久。选项C“have tried”是...
ComputerThe first modern computer was invented in America in 1946.It was as big as a room.It improved the speed and exactitude of calculation (计算).In the 1950s,desktop computers were invented in the same country.They became smaller and could be put on the desk.Since then,they have becom...
was invented B. is invented C. invented D. has invented 试题答案 在线课程 A 解析: 主语the first computer是动作的承受者,句中谓语动词需用被动语态,表示某物是被某人发明的,英语中常用一般过去时的被动语态,因此,B、C和D都是错误的。 练习册系列答案 ...
Over time, terminals became more and more sophisticated, taking over more and more functions that were previously the job of the central computer. The tug-of-war had begun! Once the personal computer was invented, small computers could do useful work without even being connected to another machi...