b. to swim

c. swimming

7. a. swim

c. spending

c. exercising

1. a. spend

b. to spend

8. a. exercise

b. to exercise

c. visiting

b. to use

c. using

2. a. visit

b. to visit

9. a. use

c. going

c. relaxing

b. to go

3. a. relax

b. to relax

10. a. go

c. going

c. having

b. to go

4. a. have

b. to have

11. a. go

c. asking

b. to ask

c. finding

5. a. find

12. a. ask

b. to find

c. doing

6. a. do

b. to do

​