When using the Chinese abacus, the first thing to do is to clear the numbers. This is done by moving all beads away from the dividing bar. When a bead above the bar is moved down, or when a bead below the bar is moved up, it becomes active and takes value. Recording numbers on ...
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Whenusing the Chinese abacus, the first thing to do is to clear thenumbers. This is done by 7 (move)all beads away from the dividing bar. When a bead above the bar ismoved down, or when a bead below the bar is moved up, it becomesactive and takes value. Recording numbers on 8...
百度试题 结果1 题目 ( C )10. I like using computer to calculate,you like using abacus to calculate. A. for B. because C.as D.to 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
People started using the abacus (算盘) about 2,600 years ago in China, and it was probably earliest type of computer. 相关知识点: 试题来源: 解析 the 【详解】 句意:大约2600年前,中国人开始使用算盘,这可能是最早的计算机。空后的earliest是形容词最高级形式,其前要加定冠词the。故填the。
The abacus was perhaps the first type of computer.People started using it over 4,000 years ago to do maths.It was used in ancient China,Rome,Esypt and Greece.Today some people still use the abacus. The Kongming Lantern and the hot-air balloon ...
百度试题 结果1 题目People started using the abacus (算盘) about 2,600 years ago in China, and it was probably earliest type of computer.相关知识点: 试题来源: 解析 the 反馈 收藏
根据“People started using it over 4, 000 years ago to do maths.”可知,四千多年前人们开始使用算盘。故填Over four thousand years ago. (2)题详解: 根据“Today some people still use the abacus.”可知,现在一些人还在使用算盘。故填Yes, they do. (3)题详解: 根据“The Kongming Lantern is...
People started using the abacus(算盘)over four thousand years ago to calculate numbers. It was used in ancient China, Rome, Egypt and Greece. 【小题1】 The Chinese abacus is called Suan Pan and is made of beads and thin rods. The beads and rods are usually kept in a wooden frame. A...
The abacus was perhaps ___ type of computer. People started using it over 4000 years ago to do maths. A. one B. the one C. first D. the first 相关知识点: 语法 词法 数词 序数词 试题来源: 解析 D 句意:算盘或许是第一种电脑。4000年前人们开始使用它做数学。one一,基数词;first第一...