помогите!! очень нужно**
Turn into the passive.
1. You can buy your tickets here.
2. Jack could take a few books.
3. You may watch the play.
4. The police must arrest the thief.
5. You will have to learn it.
6. The headmaster should really punish that boy.
7. Mr Watson must have built this house in 1974.
8. People were not supposed to touch the statue.
9. Visitors may not damage it.
10. I shall have to write that letter tomorrow.