D

　　Build the highway and watch the town grow.At first a few shops appear and maybe a restaurant.Then a hotel opens. Eventually new house are built. A village is born.

　　This is also how the virtual world has developed. Think of the Internet as the road carrying information between two computers.Think of the World Wide Web as the village. At first it is just a place on the virtual road where travelers meet. More travelers come bringing new kinds of information. New travelers come bringing new kinds of information.New villages are started.

　　Every willage has a founder.Tim Berners-Lee is the man who wrote the software programme that led to the foundation of the Word Wide Web.How did he get the idea? He tells us on his own web site. "One of the things computers were not able to do was store in formation from different sources. The dream behind the Web is of a common space in which we communicate by sharing information."

　　In 1991 his programmmes were placed on to the Internet.Everyone was welcome to use them.

　　Tim Berners-Lee could have followed the Microsoft route by forming a company to sell the programmes he invented. Or he could have joined another company. But in his view the Web is a language,not a pproduct. Charging a gee for using his programmes would have slowed the growth of the Web.And other companies would make similar products to compete. Instead of one World Wide Web there would be several smaller Webs. Each would use incompatible (不相容的) software. They Web is valuable because it uses a common computer language to reach people and share information. Competing webs would lose this value.Imagine if somebody sent you a bill every time you spoke a world of English.

　　In 1994 Tim Berners-Lee formed the World Wide Web Consortium,or W3C.More than 200 leading companies and laboratories are represented by W3C. Together they make sure that everyone, no matter what their equipment or solftware,can work equally on the Web.

　　"The Web can help people to understand the way that others live and love. It helps us understand the humanity of people," he says.

　　68.The writer's purpose in writing the first two paragraphs is to ______.

　　　A.give us some idea of the Internet

　　　B.give us some idea of the Web

　　　C.tell us how the idea of Web started

　　　D.tell us the idea of the Web is wonderful

　　69.Tim Berners-Lee invented the World Wide Web in order to _____

　　　A.place his programmers on the Internet

　　　B.stop smaller webs appearing

　　　C.help people to form a web site

　　　D.let people share all kinds of information

　　70.According to the text,the disadvantage of competing webs is that they would ______.

　　　A.slow the development of the Web

　　　B.destroy the whole web system

　　　C.lose the value of information

　　　D.waste a lot of money

D
　　Build the highway and watch the town grow.At first a few shops appear and maybe a restaurant.Then a hotel opens. Eventually new house are built. A village is born.
　　This is also how the virtual world has developed. Think of the Internet as the road carrying information between two computers.Think of the World Wide Web as the village. At first it is just a place on the virtual road where travelers meet. More travelers come bringing new kinds of information. New travelers come bringing new kinds of information.New villages are started.
　　Every willage has a founder.Tim Berners-Lee is the man who wrote the software programme that led to the foundation of the Word Wide Web.How did he get the idea? He tells us on his own web site. "One of the things computers were not able to do was store in formation from different sources. The dream behind the Web is of a common space in which we communicate by sharing information."
　　In 1991 his programmmes were placed on to the Internet.Everyone was welcome to use them.
　　Tim Berners-Lee could have followed the Microsoft route by forming a company to sell the programmes he invented. Or he could have joined another company. But in his view the Web is a language,not a pproduct. Charging a gee for using his programmes would have slowed the growth of the Web.And other companies would make similar products to compete. Instead of one World Wide Web there would be several smaller Webs. Each would use incompatible (不相容的) software. They Web is valuable because it uses a common computer language to reach people and share information. Competing webs would lose this value.Imagine if somebody sent you a bill every time you spoke a world of English.
　　In 1994 Tim Berners-Lee formed the World Wide Web Consortium,or W3C.More than 200 leading companies and laboratories are represented by W3C. Together they make sure that everyone, no matter what their equipment or solftware,can work equally on the Web.
　　"The Web can help people to understand the way that others live and love. It helps us understand the humanity of people," he says.
　　68.The writer's purpose in writing the first two paragraphs is to ______.
　　　A.give us some idea of the Internet
　　　B.give us some idea of the Web
　　　C.tell us how the idea of Web started
　　　D.tell us the idea of the Web is wonderful
　　69.Tim Berners-Lee invented the World Wide Web in order to _____
　　　A.place his programmers on the Internet
　　　B.stop smaller webs appearing
　　　C.help people to form a web site
　　　D.let people share all kinds of information
　　70.According to the text,the disadvantage of competing webs is that they would ______.
　　　A.slow the development of the Web
　　　B.destroy the whole web system
　　　C.lose the value of information
　　　D.waste a lot of money

完形填空

　　Long before man learned   1to build houses, he looked for caves   2　　 , just as the   3  did. He found he could live up into trees   4  live in the　　 animals’ caves. The first cabins or homes built by man   5  very simple. For his　　 building materials, he used   6  he could find easily around him: stones, tree　　 branches, dry grasses, animal skins. It was a long time,   7  before man began to　　 build permanent (永久的) houses   8  ,　　 until man learned to farm, he lived   9  .

　　House in many cities   10  wood. However, because the houses were　　 very   11  together, fire could easily spread from one house to   12  . There were　　 very, very big fires in some cities, such as the great fire of London in 1666. When people　　 there   13  their city, they used stones and bricks for walls   14  wood.

　　In the world today, there are still   15  people living in some　　 cities, where there is much difficulty in finding a place for a home, and even if one does　　 find a place, it is often too small.