Дворецкая, 8. Рабочая тетрадь. Unit 8. Lesson 5

1. might have existed
2. could have been, must have used
3. can’t have been
4. can’t have answered
5. could/might have been
6. can’t have been
7. must have thrown

1. a
2. a
3. a
4. the
5. –
6. a
7. a
8. the
9. a
10. the
11. the
12. the
13. –
14. –
15. the

1. about
2. like
3. of
4. from
5. with
6. as
7. in