Поставить в правильную форму страдательного залога.
1.Our school (build) twenty-five years ago.
2.Books (sell) in book shops.
3. Coffee(not grow) in Russia.
4. The rooms (clean) last week.
5. Cheese (make) from milk.
6. The letter (write) four days ago?
7. These bananas (buy) yesterday.
8. English (speak) in many countries.