1 is already sold
2 was knocked down
3 was given
4 hasn't been discovered
5 are dealt
6 has been discovered
7 was announced
8 was asked
9 have been written
10 being invited
use - used, collect - collected, hunt - hunted, farm - farmed, kill - killed, fish - fished, life - lived, play - played, study - studied, train - trained, like - liked, visit - visited, travel - travelled.
1.invites
2. improves... won't go
3. boils
4. should
5. gets... won't arrive
6. aren't
7. will do
8. will be
9. will be... keep
10. tell
11. is
12. will be... turn out
13. am
14. can feel
15. won't sell. aren't