Grammar (keys)

1. have never been;
2. is filming;
3. brought;
4. is going to try; will accept;
5. releases;
6. will shut down; uses;
7. had never eaten;
8. is boiling/has boiled; will make;
9. is flying;
10. will have finished;
11. was photographing; were performing;
12. will have;
13. didn't want;
14. had been waiting/have been waiting;
15. will have invented;
16. had been working;
17. smells;
18. does't believe;
19. has he been sleeping;
20. is driving; is going to crash;
21. hid;
22. is it coming;
23. was giving; was making;
24. will do;
25. arrived;
26. did you get back;
27. realised; had forgotten;
28. will have had;
29. didn't take; had already done;
30. haven't spoken; saw;
31. had stopped;
32. was; fell; was reading;
33. fell; made; doesn't feel; is seeing; will get;
34. was; expected/had expected;
35. have spent; has smoked/has been smoking; smells; will wash;
36. had studied/had been studying; passed; will get; will enjoy; deserve.