With the rapid development of science and technology, communication methods of people have changed a lot. In the long history of the past, people communicated with people who were far from them only by letters, which took a very long time to get the message. In the late 19thcentury, telephone was invented, but it was not widely used. Letter is still the main method. Later, telegraph came into being and was popular, which was much faster than letter, bringing great convenience to people. As time goes by, telephones become increasingly widely used. Now, the phones has been developed as mobile phone, fixed telephone, Internet telephone and other categories, being an essential communication tools in modern information society. In addition, network communication is popular as well. A great number of people communicate with others on the Internet, such as the chat room, bbs, MSN and so on. People can make video calls that not only can hear the sound, but also can see the people you talk to. In short, there are various communication methods in modern world, which bring great convenience to people.
随着科学技术的快速发展，人们的通讯方式发生了很大改变。在过去的历史长河中，人们只能通过书信与远方的朋友沟通，要过很长一段时间才能收到消息。十九世纪末期发明了电话，大事并没有广泛地使用，信件仍然是主要的通讯方式。后来，电报问世了并且很受欢迎，它比信件快得多，给人们带来了很大的方便。随着时间的流逝，电话越来越被广泛使用。如今，电话已经发展成移动电话、固定电话、网络电话和其他种类，成为了现代信息社会必不可少的通讯工具。此外，网络通讯业很受欢迎。很多人通过网上聊天室、bbs、MSN等与他人沟通。人们可以进行视频通话，不仅可以听到声音而且可以看到和你通话的人。简而言之，现代世界有各种各样的通讯方式，给人们带来了巨大的方便。
