【解析】分析句子结构可知,The inventions and the inventors是先行词,指物,后面的定语从句缺主语,故用that/which引导定语从句,根据句意“改变世界的发明和发明家是迷人的。”可知,“改变”是已经发生的事情,故用一般过去时,故填that/which changed。 反馈 收藏 ...
Inventors(发明家) are very clever and they work really hard. Their ideas make the world different.Cai Lun Thomas Alv a Edison Long long ago, people wrote This is Edison. He had lots of on bamboo and silk(丝绸). About 2,000 inventions(发明),such as the light bulb years ago,Cai Lun ...
Famous Inventions and Their Inventors X-rays were discovered in 1895 by a German professor, Wilhelm Roentgen. People all over the world were amazed by his invention, the X-ray machine. This invention was so important that Roentgen won the first Nobel Prize for Physics in 1901....
Inventors are clever and they work really hard. Their ideas make the world different Cai Lun Thomas Alv a Edison Long long ago, people wrote or drew on Edison had lots of inventions in his life.bamboos(竹子) and silk(). About 2,000You would still use candles(蜡烛) at night if years ...
Edison had lots of inventions in his life. You would still use candles(蜡烛) at night if he didn't invent the light bulb(电灯泡). People call him "Father of the light". The Wright Brothers The Wright Brothers invented the first airplane.They watched the eagles and made the first plane...
In celebration of National Inventors Month, Internet educator Walter McKenzie selected eight sites that are among the best on the Web for teaching about inventors and inventions.
Long long ago, people wrote or drew on bamboo(竹子) and silk(丝绸). About 2,000 years ago, Cai Lun improved paper. People could write more on paper. Thomas Alva Edison Edison had lots of inventions in his life. You would still see cradles(摇篮) at night if he didn't inven the lig...
(A)Inventors are very clever and they work really hard. Their ideas make the world different Cai Lun Long kang ago, people wrote or drew an bamboos(竹子)and silk(丝绸). About2,000 years ago, Cai Lun invented paper. People could write more on paper.Edison had lots of inventions in his...
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Education World writer Hazel Jobe has created special Internet scavenger hunts that will have your students surfing the best on-line resources for fun facts about some famous and not-so-famous inventors and inventions. Included: Two hunts -- one for el..