Преобразуйте следующие предложения, написанные в действительном (активном) залоге в страдательный (пассивный) залог. Переведите предложения с пассивными конструкциями.
1. We hear a sound of violin in the hall.
2. She found the letter among the books in the library.
3. They will meet us at the station tomorrow.
4. The secretary has typed these documents lately.
5. My mother is preparing the meal now.
6. The teacher always praises the pupils when they work hard.
7. My granny bought this book last week.
8. They will discuss the issue tomorrow morning.
9. The child has dropped his toy.
10. Tom and Harry were carrying our suitcases.