Answers:
1. Can’t be
2. Can’t have won
3. Must have been
4. Must be
5. Couldn’t have been
6. May have been
7. Ought to have left
8. Can’t be
9. Could turn out
10. Must have left
11. Should have won
12. Should be
i think it is d, i hope this helped~ :)
Since you didn't provide the excerpt, I am going to assume that the answer you need is 'hearken'.
