重庆理工大学计算机专业英语复习,考前复习。试卷Unit8要点.ppt

Unit 8 Internet Now you are teachers! Basic Requirements +1~2 Firstly Translate each sentence into chinese Analyse each appointed complex sentence Answer questions Secondly Answer appointed questions Done it very well…… +3~4 2 Keep them in mind 3 4 Keep them in mind 5 6 Keep them in mind 7 Keep them in mind 8 8 Keep them in mind Word building of Unit 8 Ex.5 P155 Read Text B of Unit 8 and finish Ex.7 Keep them in mind * Internet The Internet is the world-wide network of computers. There is only one Internet, and thus it is typically capitalized although it is sometimes referred to as the net . It is different from an intranet. Intranet An intranet is a private network. There are many intranets scattered all over the world.Some are connected to the Internet via gateways. ISP Internet Service Provider A generic term for any company that can connect you directly to the Internet. Capitalize:To begin a word with a capital letter. 1 Web Browser A software program that lets you find, see, and hear material on the World Wide Web,including text, graphics, sound, and video. Popular browsers are IE, Netscape, and Alta Vista. Most online services have their own browsers. E-mail Electronic Mail A way of sending messages electronically from one computer to another, generally through a modem and telephone line connected to a computer. Download To copy a file from one computer system to another. From the Internet users point of view, to download a file is to request it from another computer or from a Web page on another computer and to receive it. IE Internet Explorer ISP Internet Service Provider 网络浏览器 Web Browser 因特网 internet 内联网 intranet 下载 download Host Any end-user computer system that connects to a network. Address The unique location of an information site on the Internet, a specific file for example,a Web page , or an e-mail user. IP address A 32-bit address assigned to each host that participates in a TCP/IP internet . IP addresses are the abstraction