Put the verbs in the correct form

Question I. Put the verbs in the correct form. 
1. I enjoy (fish) _______________________  because it (be) _________________relaxing.
2. Jane will play chess after she (finish) _______________________school.
3. What ______________________your mother often (do) __________________ at weekends?
4. I think, in the future people (not play) _______________________ individual games.
5. We find (arrange) ___________  flowers interesting because it (help) ____________us relax.
6. I (not collect) ______________________dolls when I grow up.
7. We (go) ____________________to that village to do volunteer work last week
8. My uncle (move) ____________________to Da Lat in 2005.
9. My parents (buy) ____________________this house 20 years ago.
10. We (not take) ____________________photos when we came there .
11. The students (not be) ___________________at school on last Monday.
12. Lan (be) ____________________at home when we went out.
13. Where you (be) ____________________ last Sunday?
14. They (help) ____________________the elderly people cook food some days ago?
15. My father (not play) _________________any sport since last year.