当代研究生英语读写教程123579单元课文.doc

Unit 1：cyberspace ：if you dont love it ,leave it something in the American psyche loves new frontiers. We hanker after wide-open spaces ;we like to explore ;we like to make rules but refuse to follow them .But in this age its hard to find a place where you can go and be yourself without worrying about he neighbours . There is such a place : cyberspace . Formerly a playground for computer fans ,cyberspace . Formely a playground for computer fans ,cyberspace now embraces everyconceivableconstituency:schoollchildren,flirtatious ,singles,Huganan-Americana accountants.Can they all get along?Or will our fear of kids surfing for dirty pictures behind their bedroom doors provoke a crackdown ? The first order of business is to grasp what cyberspace is . It might help to leave beind metaphors 隐喻 of highways and frontiers and to think instead of real estate . Real estate ,remember ,is an intellectual ,legal ,artificial environment constructed on top of land. Real estate recognizes the difference between parkland and shopping mall ,between red-light zone and school district ,between church ,state and drugstore . in the same way , you could think of cyberspace as a giant and unbounded world of virtual real estate .Some property is privatedly owned and rented out ; other property is common land ; some places are suitable for children , and others are best avoided by all citizens . Unfortunately ,its those places that are now capturing the popular imagination ,plaecs that offer bombmaking instructions ,pornography, advice on how to steal credit cards .They make cyberspace sound like a nasty place . Good citizens jump to a conclusion : Better regulate it . But before using regulations to counter indecency ,it is fundamental to interpret the nature of cyberspace . Cyberspace isnt a frontier where wicked people can grab unsuspecting children ,nor is it a giant television system that can beam offensive messages at unwilling viewers . In this kind of real estate ,users have to ch