Измените предложения, построив на их основе пассивную
конструкцию с предлогом by.
1. Steven has read a lot of interesting books.
2. The young worker made a model of a ship.
3. John is visiting a hospital.
4. Our class organized a meeting yesterday.
5. The spaceship discovered (открыл) a new planet.
6. Our friend won the first prize.
7. John called his dog Blackie.
8. He is using a computer in this project.
9. Jack builds a small house in the woods.
10. Steven has written a book.