The telephone was invented by Alexander Graham Bell, a doctor and speech teacher. The first phone call was made by Bell in 1876. He got acid(酸) on his pants by accident and wanted his partner, Thomas Watson, to help him. The first words spoken on the telephone were “Mr. Watson, ...
Although there have been numerous modifications and developments to the design of convertibles, the credit for envisioning and making the first practical retractable manual hardtop system goes to Ben P. Ellerbeck in 1922. The first power-operated retractable hardtop was made by a Parisian Georges Pau...
This made him happy. _6_, when he came to the place, he could not find the _7_. He became very, very sad. H 24、e began to cry. _8_a man came to him and said, “Dont cry. Put a stone in the ground instead, and _9_it is a box of gold coins. A stone will be ...
By the 1960s most people could expect to live to be at least 60. By this time most people in developed countries had a very good life. Of course new inventions continued to be made. But man then had a desire(渴望)to explore again. The earth was known to go into space. Russia made...
Please don’t ___ ___ in class. 她经常小声说话。She often talks in a low ___. 在空气中光比声音传播的速度快。Light travels faster thanin the air. 19. ...itsometimesmade a messon the paper...有时在纸上弄得一团糟。 (1)sometimes频度副词,“有时”,与at times同义。 我有时在周末...
Women made numerous innovative contributions and inventions throughout history, from everyday items to widely-used technologies. Here are some made by brilliant women. The Synthetic(合成的)Fibre In the 1960s, a company, where Stephanie Kwolek worked, was working on finding a suitable fibre to ...
Although the 21st century may appear to be hustling and bustling towards the peak of technological advancement, the path that led to it was laid in the centuries before it, namely the 1700s, 1800s and 1900s. Read on to find out more about some of the vital inventions made in the 1800...
With the invention of Vacuum Cleaner, Washing Machine, Electric Dishwasher and Refrigerator household chores have gotten much easier. Due to the advances in technology and scientific discoveries made in the 1920s, inventors and scientists today are able to study the previous work and take the ...
根据“X-rays were discovered in 1895 by a German professor called Wilhelm Roentgen”1895年,一位名叫威廉·伦琴的德国教授发现了X射线,可知是1895年,故选B。 (2)题详解: 细节理解题。根据“The telephone was invented by Alexander graham Bell, a doctor and speech teacher for the deaf.”可知此处是...
These are but a few of the conveniences provided by our industry that modern America takes for granted. The elder statesmen and women among us grew up in an era when life was not so easy, however. That's why Halsey Taylor in the 1920s made a big impact with its line of "Combination...