1. was discovered
2. were held (nu sunt prea sigur)
3. was bore (iar nu sunt foarte sigur)
4. was invented
5. is considered
6. was used
7. is located
8. is spoken
9. been written
10. is celebrated
11. is celebrated
12. is celebrated
13. was built
14. are included
15. was settled
16. are produced
17. be seen
18. habar n-am aici sincer
19. is made
20. is called
