The development of communication by students of 7a school 871 and English teacher Galina Molchanova Moscow, 2013

People used the light of fires at night and the smoke of fires by day as a means of communication centuries and thousands years ago.

Also people used the loud sound of a big drum to send messages across the great forests of Africa.

In 1832 changed the long distance communication, when the electric telegraph was invented by the Russian scientist P.L. Shilling. The telegraph could not carry voices. People used a special code to send words over the telegraph.

The telephone was invented by A. G The telephone was invented by A. G. Bell, who was born in Scotland, in 1847. The first telephone was not at all like the one we use every day. The person who talked into it could not hear. And the person who heard could not talk.

Some years later, there were telephones all over the world Some years later, there were telephones all over the world. Telephone lines became longer and longer . In 1915 the first coast-to-coast line was opened, from New York to San Francisco. The first telephone exchange was opened in Moscow in 1882.

MOBILE TELEPHONE There are many telephones all over the world. We can talk across seas, oceans. So we can communicate with each other, ring up our parents and friends.

The life of modern man is impossible without a mobile phone, which is so necessary in everyday life and in business. Modern phones are of different design, the material of the shell is the management interface, they also have built-in operating systems.

COMPUTER Computers are very important for us. We can receive useful information, use the Internet and communicate with friends.

The First Computer The first computer was invented in 1944. It was huge and difficult to use

This computer is the first computer of the company « Apple ».

One of the best personal computers in 1970 One of the best personal computers in 1970. It was a computer of the company «Apple».

The First computer «Apple» with a colour screen.

The first smart and stylish computer of the company «Apple».

The best computer in 2002. The company has made great progress.

The most slim and stylish is the notebook « Apple».

An online second-generation tablet, produced by Apple An online second-generation tablet, produced by Apple. Unreal comfortable , slim and light!

TV There are TV sets in every family. TV has many channels that broadcast interesting programs, news, movies, cartoons and different shows.

PRINTER Printer is a machine that can print texts, photos, pictures.

Modern teenagers can’t image their life without the Internet and mobile phones.

Internet or mobile phone?

What is the most important for you?

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