1. to study
2. to play
3. to say
4. watching
5. visiting
6. to go
1. tennis
2. cricket
3. basketball
4. rugbay
5. water polo
6. football
7. badminton
8. hockey
1.lost
2.was
3. went
4. has gone
5. have forgotten
6. forgot
7. I had
8. has been
9. have not finished
10. has just gone
11. arrested
12. gave
13. was.has disappeared!
14. have improved
More interested, do not like, is, show, learning, is used, will have, were invited, doing