Odpowiedź:
17. sent
18. smokes
21. returned, was waiting
22. has sat, hasn't come
23. is staying
24. landed, took off
25. spends
26. were sleeping
27. have lived
28. got, decided
30. says, snows
31. have slept, haven't apprehended
32. were having
33. will sunbathe
34. went
35. laid
36. had looked for