What her should do be healthy
текст быстро
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1) I knew that computer mouses used to look differently than now.
2) I knew that the first TV sets were black and white.
3) I knew that there were few TV channels originally.
4) I knew that TV screens used to be very small.
5) I don't understand how the first computer mouses were operated. 
6) The developmet stages of a computer mouse.
7) The invention history of TV sets.
8) The first computer mouse was in the form of a wooden box
9) The first computer weigted several tons, operated very slowly and took much space.
10) Originally there was only one TV channel and it was only working during two or three definite hours. 

English language one of the most widespread languages in the whole world.It's official language of many countries.English is official language in The United Kingdom of Great Britain and Northern Ireland, USA, Australia and New Zealand.
English - the most widely useful language in international business, science and diplomacy.
English is everywhere.
Learning English became needful for every person, because we all live in a reality and we need to know what's happening around the world.
Nowadays Kazakhstan is part of the international community and the problem of learning English for communication sphere is especially important for us.
We are learning English language now.
If we want to speak in English fluently, we need to work hard on it.