作为开始，我们将作一些假设，你拥有一台计算机，一个调制解调器并能访问Intermet。你利用它们发送和接收电子邮件，并有可能获取文件。你还知道Internet是一个由电话线连接私人、公司、政府和教育机构的计算机网络，每个人都能接触或者向它添加内容。你了解Web网是Internet中 As a starting point, we will make some assumptions, you have a computer, a modem and can access Intermet. You use them to send and receive e-mail, and it is possible to get the file. You also know that the Internet is a computer network of private, corporate, government and educational institutions that are connected by phone lines, and everyone can reach out or add content to it. You understand that the Web is in the Internet