6. I ( collect ) ............................ stamps when I was a child.
7. Go Green (clean)........................ the beach a week ago.
8. We ( watch)......................this film several times.
9. Linh is my close friend. We ( know)....................each other for five years.
10. Lan enjoys ( collect ).................pens but she won't continue her hobby.
11. Last year, we ( win )..................the World Cup.
12. She ( travel )....................abroad when she is older.
13. Anna ( stop ).................dancing two years ago aften that car accident.
14. I think people ( not have )..................to go to work anymore in 2900.
15. I think ten years from now more people ( enjoy )gardening.
16/....................you ( go )..................cycling often?
17. On Sundays, we ( not have )......................to go to school.
18. Don't worry! He ( come ).................soon.
19. It...............( take ) me an hour to get to work. How long.................(it/ take )you?
20/..................... Minh and Hoa (go )......................to work by bus every day?
6. collected
7. cleaned
8. have watched
9. have known
10. collecting
11. won
12. will travel
13. have stopped
14. won't have
15. enjoy
16. Do you go ....
17. don't have
18. will come
19. takes , How long does it take you?
20. Do ... go