1. The first adding machine that eventually led to the modern computer was the abacus of-|||-ancient China.-|||-2. The development of the computer keyboard started in the eighteenth century with the-|||-invention of the typewriter in England.-|||-3. The father of the modern computer ...
A. the invention B. the computer C. has brought D. many changes 相关知识点: 试题来源: 解析 A。句子的主语是动作的执行者,在这句话中“the invention of the computer”(电脑的发明)是动作“has brought about many changes”(带来了很多变化)的执行者,所以主语是“the invention”。反馈...
Sample answer: Some people might think computer is one of the most important inventions in the last century. But I'd say television. Since the invention of TV, human history has started a new page. First, TV allows people to learn about what's going on in the world. With such informati...
1.The invention of the computer is a great ___ (achieve) . 2.What are you a___ about? 3.She works hard for the ___(福利) of the poor. 4.He was on his best ___ (behave) . 5.The teacher i___ us to study hard. 6.I saw him sitting in the ___of the tree. 7...
Many people could not see their computer screen (屏幕) well in bright light. This problem needed an invention! For the rest of the week, Jane made screen covers from different materials (不同的材料). She tried each one on her mom's computer screen. Some materials were too heavy. Some ...
With the invention of mobile phones, people do not have to stay in the office. When making phone calls. You can make phone calls while taking a walk. Telephones are mostly fixed in the houses and offices. But nowadays some cars are also equipment with telephones. This makes it possible ...
15.16.John is reading a book about the invention of略. A.radio B.computer C.paper 17.When was paper invented? A.In the Tang dynasty. B.In the Han dynasty. C.In the Qin dynasty. 18.Paper is made of略 and the skin of trees at that time. ...
The invention of the computer has had a huge impact. Which statement is true about the impact of computers? A. People write letters more often. B. Communication has become slower. C. We can get information quickly. D. People read books less. ...
Afterthe invention of paper, kites began to be made of this new material.Early kites were used formilitary purposes.Historical records say they were large in size;some were large enough tocarry men up in the air to observe enemy movements. 8.脸谱(facial makeup)在中国戏曲中是一种特殊的艺术...
91. Which invention is more common, the compass or the glasses?92. What were the earliest lenses made from?93. Where were glasses popular after they were invented?94. How long did ittake people to think of the way we wear glasses today?95. When were the bifocals invented?