1. fell off/was painting
2. was reading/heard
3. were you watching/phoned
4. was waiting/arrived
5. was cleaning/asked
6. cost
7. was still burning
8. got
9. discovered
10. was/ didn't understand
11. were you
12. lived
13. could play/was
14. left
15. met/was doing
16. was playing/heard
17. turned/saw
18. was wearing/saw
19. decided
20. was picking/cut
21. left/said
22. lit/was still burning
23. was walking/attacked
24. arrived/was having/had
25. do you think/liked