分析托马斯爱迪生是世界上最伟大的发明家之一. 解答答案:inventors 根据所给提示语"a person who has invented something"(已经发明一些东西的人),可判断此处需要的含义为"发明家"(inventor).根据one of the greatest,可知其后需要的是名词的复数形式.故答案为:inventors ...
Who Invented Zero? Many concepts that we all take for granted sounded strange and foreign when first introduced. Take the number zero for instance. Any first-grader can recognize and use zeros. They sound so logical and are such a basic part of how we do math. Zero equals nothing. What ...
Zero as a placeholder was invented independently in civilizations around the world, said Dr. Annette van der Hoek, Indiologist and research coordinator at the Zero Project. The Babylonians got their number system from the Sumerians, the first people in the world to develop a countingsystem. Dev...
Zero’s origins most likely date back to the “fertile crescent” of ancient Mesopotamia. Sumerian scribes used spaces to denote absences in number columns as early as 4,000 years ago, but the first recorded use of a zero-like symbol dates to sometime around the third century B.C. in an...
2综合填空solve how clear help easy make teach doubt but student Who invented homework, and why was it invented? A lot of research has been done but actually there is no ___ answer to the question. No matter who it was, the inventor must have been a very smart person. No ___ he ...
a你会觉得没有什么 You can not think any[translate] aWhat are they doing 什么是 他们 做[translate] a古代埃及人发明了零到九的数字系统 Ancient times the Egyptian has invented the zero to nine number systems[translate]
初三英语单项填空1.Do you know who ___ the computer?A.invent B.invents C.invented D.inventing2.--Has your teacher moved into the new building?--Not yet.The building ___.A.being built B.is building C.is being built D.is built3.Who takes m
The first car: Who really invented it? "We generally think of the 1886 Benz Patent-Motorwagen as the first proper car," Tom Standage, author of "A Brief History of Motion: From the Wheel, to the Car, to What Comes Next" (Bloomsbury Publishing, 2021) told All About History magazine. ...
百度试题 结果1 题目47.The robot was invented1(发明) by a Japanese boy who has talent in science. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
【小题1】Who invented the car? (改为被动语态) Who ___ the car invented ___ ? 【小题2】He cut his finger by accident .(改为一般疑问句) ___ he ___his finger by accident ? 【小题3】The film started 20 minutes ago .(改为同义句) The film has ___ ___ for 20 minutes...