（Level 2）-Day_99 Personal Computers
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在喜马拉雅已支持实时字幕 关注公众号“高效英语磨耳朵”获取文稿和音频 词汇提示 1.chess 国际象棋 2.checkers 国际跳棋 3.co-ordination 协调 原文 Personal Computers During the 1980s and 1990s，personal computers became very widespread. The use of the computer has changed people's lifestyles in several ways. Before 1980，hardly anyone owned a computer. Only governments and large companies had computers. But throughout the 1980s and 1990s，computers became much cheaper，faster，and smaller，and they held much more memory. More and more people were able to afford to buy a computer. By the years 2000，computers had become very common. For many people，the personal computer is used mainly for performing calculations and for word processing. For example，people can calculate their finance on the computer. They can also use the computer to type their written documents，such as essays and letters. Many people enjoy playing games on their computers. Some people like to play chess or checkers on their computers. Other people prefer games that require fast reflexes and fine co-ordination. Computer games were very simple during the early days of the 1980s. Today's computer games show detailed images and sounds. Another very popular use of computers involves communication. Many people keep in touch with their friends and relatives by using electronic mail，or e-mail. E-mail allows people to send letter instantly to people far away. It is even possible to attach pictures to one's e-mail messages. Many people also like to use their computers to gain information on the Internet. The Internet is a vast network of electronic pages where people can find information on many different topics. For example，people can read newspapers and magazines on the Internet. Personal computers have only existed for a short time. But for many people，those computers have quickly become a very useful part of everyday life！