ответ:On March 7, 1876, Alexander Bell received a patent for the invention of the telephone. It is curious that Alexander Bell did not try to invent a telephone, but a “harmonic telegraph”.In 1861, the German physicist and inventor Johann Philipp Reis demonstrated another device that could also transmit musical and human speech by wire. The device had a microphone of an original design, a power source ("local battery" MB) and a speaker. Flight himself named the device he designed the Phone.That is, at first there was a telegraph and then in 1861 a telephone with a battery appeared
My hobby is playing computer games. Both grown-ups and children are fond of it now. It has become one of the most popular hobbies nowadays. I think that playing with a computer is very interesting. It is not only "wasting time" as some people say.
Computer games make us to think things over properly, they widen and develop our mind and imagination. I have a good collection of different games and when I have some free time I play them with great pleasure. My favourite game is...
Some of my friends have the same hobby and we like to play together.
ответ:On March 7, 1876, Alexander Bell received a patent for the invention of the telephone. It is curious that Alexander Bell did not try to invent a telephone, but a “harmonic telegraph”.In 1861, the German physicist and inventor Johann Philipp Reis demonstrated another device that could also transmit musical and human speech by wire. The device had a microphone of an original design, a power source ("local battery" MB) and a speaker. Flight himself named the device he designed the Phone.That is, at first there was a telegraph and then in 1861 a telephone with a battery appeared
My hobby is playing computer games. Both grown-ups and children are fond of it now. It has become one of the most popular hobbies nowadays. I think that playing with a computer is very interesting. It is not only "wasting time" as some people say.
Computer games make us to think things over properly, they widen and develop our mind and imagination. I have a good collection of different games and when I have some free time I play them with great pleasure. My favourite game is...
Some of my friends have the same hobby and we like to play together.