A. Some famous inventors.一些著名的发明家。B. The invention of pencils and some kinds of pens.铅笔和一些笔的发明。C. Who invented the pencil. 谁发明了铅笔。D. Which kind of pen is the most useful. 哪种笔最有用。本文主要讲了铅笔和其他的笔的发明,故选B。 反馈 收藏 ...
A. Some famous inventors.B. T he invention of pencils and some kinds of pens.C. Who invented the pencil.D. Which kind of pen is the most useful. 相关知识点: 试题来源: 解析 【解析】1.【答案】D【解析】题意:根据文章,铅笔是什么时候被发明的?根据文章第一段Nobody knows who invented the...
She's already got her face on dollar coins, but it's about time we see her on some actual bills! Dig Deeper Famous Daughters of the American Revolution Members And Deeper List of First Wave Feminists And Deeper Famous People You Didn't Know Were Unitarian 245 votes Does she deserve her ...
Who are the most famous Aquarius? Who are some notable celebrity Aquarius? What celebrity birthdays make them well-known Aquarius? This famous Aquarius list includes some, but certainly not all, of the most well-known Aquarius and their notable Aquarius qualities. Make sure to vote for your fav...
He sets his sights on one of the world's most famous inventors. 他将目光放在了世界最著名的一位发明家身上 Thomas Edison has been a renowned innovator 托马斯·爱迪生从19 岁起 since the age of nineteen. 就成了著名的革新者 He first made his name by perfecting the telegraph 他首先...
Many of the scientists and inventors who lived long ago are remembered today and their inventions are widely used. By today’s (1) , they should have been rich and famous. (2) , many of them never tasted the fruit of their success in their lifetime. Many had to spend their own money...
Forgotten great inventors #3: Harvey Ball – The Smiley face Bell, a designer who owned his own advertising agency created the famous smiley icon for a commercial campaign in 1963. An insurance agency was trying to fight employee’s low morale following a merger and commissioned the smiley to...
The three inventors made inventions to A. make money for their families B. find the solution to a problem C. become famous in their countries D. win an engineering prize What did the three inventions have in common? A. They were made to produce light. B. They were made from recycled ...
A.America. B.Australia. C.Hungary. D.England.5. What is the passage mainly about? A.Some famous inventors. B.The invention of pencils and some kinds of pens. C.Who invented the pencil. D.Which kind of pen is the most useful. 18-19九年级·山东青岛·单元测试 查看更多[3] 更新...
A.Some famous inventors. B.How the feather pens were used. C.The invention of some kinds of pens. D.The inventors of the ballpoint pen. 2020九年级·河南·专题练习查看更多[1] 更新时间:2020/07/29 13:54:38 【知识点】科普知识说明文细节理解主旨大意推理判断词句猜测 ...