When was the first computer invented? A. In 1822 B. In 1946 C. In 1971 D. In 1985 相关知识点: 试题来源: 解析 B。本题考查科技历史知识,第一台计算机发明于 1946 年。A 选项 1822 年错误,C 选项 1971 年是微处理器诞生的时间,D 选项 1985 年不是第一台计算机发明的时间。
题目When was the first computer invented? A. In the 1940s. B. By scientists. C. In a factory. D. For calculation. 相关知识点: 试题来源: 解析 A。题干问第一台电脑什么时候发明,选项 B 是被谁发明,选项 C 是地点,选项 D 是用途,只有选项 A 二十世纪四十年代是时间,符合要求。
[translate] ahead down 下来头[translate] awhen was the first computer (invented )in the world 当是第一台计算机(被发明)在世界上[translate]
When the first computer was invented in the 1940s, scientists ___ for a long time on this revolutionary technology. A. had been working B. were working C. have been working D. worked 相关知识点: 试题来源: 解析 A。本题考查过去完成进行时。在 20 世纪 40 年代第一台计算机被发明的时候,...
1. When was the first computer invented? A. In 1846. B. In 1956. C. In 1946.2. When was the telephone invented? A. In 1786. B. In 1876. C. In 1687.3. Who was the picture drawn by? A. Xu Beihong. B. Qi Baishi. C. Huang Binhong.4. Where was the watch made? A. In ...
( )1. When was ___ first computer ___?A. /; invented.B. /; discoveredC. the; discoveredD. the; invented 相关知识点: 试题来源: 解析 D. the; invented 本题考察冠词和动词的用法。由于“first computer”特指第一台电脑,需要使用定冠词“the”。而“invent”用于创造新的事物,而电脑是新事...
百度试题 结果1 题目1. When ___ the computer invented? (be) 相关知识点: 试题来源: 解析 was 本题考查被动语态。句子描述的是电脑被发明的事件,因此需要使用被动语态。由于句子时态为过去时,be动词需用过去式was。所以答案为was。反馈 收藏
百度试题 结果1 题目( )21. When was the computer invented? A. In the 21st century. B. In the 20thcentury. C. In the 19thcentury. 相关知识点: 试题来源: 解析 B 电脑是在20世纪发明的,因此正确答案是B。反馈 收藏
解析 when什么时候,是疑问词,放在句首构成特殊疑问句;was invented被发明,是一般过去时的被动语态,是谓语;the computer计算机,作主语。结合句末问号可知,是特殊疑问句,句意为:计算机是什么时候发明的?是一般过去时的被动语态。故答案为:When was the computer invented? 计算机是什么时候发明的?
题目Do you know___ the first computer was invented? A. when B. where C. why D. how 相关知识点: 试题来源: 解析 A。本题考查宾语从句。根据句意可知是询问“第一台电脑是什么时候被发明的”,所以用 when 引导宾语从句。反馈 收藏