part 1

2. hiding

3. running

4. ruining

5. coming

6. writing

7. eating

8. sitting

9. acting

10. pating

11. opening

12. begining

13. earning

14. frying

15. dieing

16. employing

part 2

2. trying, tried

3. staying, stayed

4.

5. taping, taped

6. offering, offered

7. prefering, preferred

8. gaining, gained

9. planning, planned

10.

11. helping, helped

12. studying, studied

13. admiting, admitted

14. visiting, visited

15. hugging, hugged

16. raging, ragged

excercise 12

part 1

2. jarred

3. jeered

4. doted

5. looted

6. pointed

7. exited

8. permitted

9. intensified

10. destroyed

11. suffered

12. occured

part 2

14. riding

15. bidding

16. burying

17. decaying

18. tieing

19. taming

20. teeming

21. trimming

22. harming

23. ripening

24. regretting