VI
1. studied
2. have studied
3. have never watched
4. watched
5. have traveled
6. traveled
7. have read
8. read
9. had
10. have had
11. have had
12. have lived
13. went
14. stayed
15. haven't seen / hasn't visited
16. has been
17. has worked
18. moved/ I have been
19. wore
20. have been
21. met
22. has become
23/ have felt / lived
24. was/ haven't seen
VII
1. They have built this house for 2 months.
2. My father hasn't met me since last week.
3. Lan has never written to Maryam before.
4. The last time I met her was 3 years ago.
5. It's four years since we began learning English.
12 has done
13 has turned
14 has just started
15 has lost
16 have gone
17 Have you bought
18 worked
19 have you learned
20 have flown
VI
1 had studied
2 have studied
3 have never watched
4 watched
5 have traveled
6 traveled
7 have read
8 read
VII
1 They have built this house for 2 months
2 My fatherh hasn't met me since last week
3 Lan has never written to Maryam before
4 The last time I met her was 3 years ago
5 It's four years since we started learning English
