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重点练
I. 阅读选择
Most people have never heard of Tim Berners-Lee. He is not nearly as rich or famous as Marc Andreessen,who is the founder of Netscape, or Bill Gates, whose name has become a well-known word.
Berners-Lee,who works in a small office at the Massachusetts Institute of Technology, is the creator of the World Wide Web. The creation of the Web is so important that some people compare Berners-Lee to Johannes Gutenberg, who invented printing by movable type(活字)in the fifteenth century.
Berners-Lee was born in England in 1955. His parents,who helped design the world's first commercially(商业地)available computer,gave him a great love of mathematics and learning. In 1980, Berners-Lee went to work at CERN, a physics laboratory in Geneva, Switzerland, where he had a lot of material to learn quickly. He had a poor memory for facts and wanted to find a way to help him keep track of things he couldn't remember. He invented a software program that allowed him to create a document that had lin