With the rapid development of science and technology, communication methods of people have changed a lot in the past years.
As we all know, in ancient times, people communicated with people who were far from them only by letters, which took a very long time to get the message.
In the 19th century, telegraph was invented, but it was not widely used, letter is still the main method at that time. In1836, John Coker invented the first electromagnetic telegraph(电磁电报机) in the world, then telegraph appeared 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 phone has been developed as mobile phone, fixed telephone, Internet telephone and other kinds, being an essential communication tool in the modern information society.
In addition, network communication is popular as well. It is especially widely welcomed by the youths. A great number of people communicate with others on the Internet by using software, such as email, QQ, WeChat, bbs, MSN and so on. Using software is easy. A computer which is connected to the network is enough. In China, WeChat has become the most popular communication software nowadays. WeChat, known as Weixin in Chinese, is a mobile phone text and voice messaging communication software which is developed by Tencent. People can make video calls that not only can hear the sound, but also can see the people you talk to.
| The method of communication in ancient time |
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| The time when the telegraph was invented |
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| The person who invented the electromagnetic telegraph |
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| The software which has become the most popular in China |
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| The number of the communication methods which are mentioned |
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