Gerund

Exercise 23

1. give
2. to return
3. to have surrendered
4. have complained
5. to invert
6. have starved
7. have
8. make
9. to increase
10. have told
11. living
12. visit
13. concentrate
14. have seen
15. hearing
16. have been living
17. taking
18. borrow
19. getting
20. to be