新大学英语第二册第四课课件a vertual life.pptVIP

statements: 1. Ananova is created based on the features of an actual famous model. 2. Ananovas first news report was about a train crash. 3. Ananova is a perfect woman and she doesnt possess undesirable human characteristics. 4. Thanks to computer animation Ananova can display some facial expressions. 5. People who access her site could not type in their requests. 6. As technology improves, more and more people will accept Ananova and give more tasks to her. 7. Ananova is available on the Internet around the clock. A Valuable Tool The Internet began more than thirty years ago. It was designed to link computers. Its goal was to increase communication among universities, the government and some major American businesses. The Internet made it easy for them to send large amounts of information quickly.????As time passed, more people began using the Internet. In 1981, the Internet linked 213 computers. Only nine years later, it linked more than 350,000 computers. Today experts say there are about 300 million computers connected to the Internet. Business leaders began using the Internet as a valuable (有价值的) tool. Companies around the world now use the Internet. One can hardly imagine how business could be done without the Internet. A recent report in the American magazine, Newsweek (《新闻周刊》), said more than 89 million Americans now use the Internet at work.????The Internet has changed the way people work. A newspaper recently told about a young woman who moved from Washington, D.C. to the far northern state of Alaska. She continued to work for a company in Washington but does her work in Fairbanks, Alaska, using a computer and the Internet. ?The World Wide Web is part of the Internet that lets computer users find written material, pictures and sound. It is the most popular part of the Internet system.????No one really knows how many Americans use the World Wide Web part of the Internet. A good guess would be a number in the hundreds of millions. People use it to