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Презентация была опубликована 9 лет назад пользователемБогдан Липковский
1 Mobile phone is now used by millions of people.
2 It appeared in The first mobile phone was invented by an American Martin Cooper.
3 It was Motorola Pinotech. It weighed a kilo. But it took five years to bring it to market.
4 Now mobile phones have made a massive impact on social and working activities and changed the way we communicate.
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