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.
隨着科學技術的快速發展，人們的通訊方式發生了很大改變。在過去的歷史長河中，人們只能通過書信與遠方的朋友溝通，要過很長一段時間才能收到消息。十九世紀末期發明了電話，大事並沒有廣泛地使用，信件仍然是主要的通訊方式。後來，電報問世了並且很受歡迎，它比信件快得多，給人們帶來了很大的方便。隨着時間的`流逝，電話越來越被廣泛使用。如今，電話已經發展成移動電話、固定電話、網絡電話和其他種類，成爲了現代信息社會必不可少的通訊工具。此外，網絡通訊業很受歡迎。很多人通過網上聊天室、bbs、MSN等與他人溝通。人們可以進行視頻通話，不僅可以聽到聲音而且可以看到和你通話的人。簡而言之，現代世界有各種各樣的通訊方式，給人們帶來了巨大的方便。
