Задание
Listen to the text and choose the right answer.
1. In 1870 one of the experts at the US Patent Office left his job because he felt that ... .
2. Alexander Graham Bell was born in ... .
3. After graduating from the University of London Alexander Bell was a ... .
4. Bell’s assistant knew a lot ... about electricity than Bell did.
5. The telephone was invented in the ... century.
6. Bell recited ... monologue when he was demonstrating the telephone to his guests.