摘要： learned from去掉from 9. expression→expressions 10. communicate后加with No. 9 The Internet is a computer network use the telephone system to link together million of computers around the world. Once you’re connected to the Internet, and there are lots of difference things you can do. You can send “e-mail to your friends as long as they were on the Internet, or looking through all sorts of information on the World Wide Web. You don’t need know how the Internet works in order to use them. But if you understand the basics which may help you solve many problems you have and you can impress your friends by your Net knowledge !

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