More and more people arethe life with computers. You can send E-mail  and easily through computers. You are able to send a letter with pictures and sounds to someone anywhere in the world w putting a stamp(邮票). E-mail can send its message to the other side of the worldseconds. E-mail is easy to use and it  (节省)time and money. It serves(服务)for twenty-four hours. So it doesn't matter if your friends are in bed when you send E-mail to them, or you are seeing a film at the cinema when they send E-mail.

    Can you imagine(想象) the future without teachers but computers? Students will themselves in the schools of the future. Computers help students develop their own ways of . Students will follow the learning programs by  online lessons by world-class teachers. If they don't understand something, they will ask other students online or E-mail their teachers. Computers are becoming more and moreindeed.