I/
1. went
2. drove
3. arrived / was
4. asked / had
5. said
6. told
7. walked
8. saw
9. stopped / bought
10. was
II/
1. stayed
2. went
3. had
4. was
5. vistited
6. were
7. bought
8. saw
9. ate
10. talked
11. returned
12. thought
13. went
14. drove
15. arrived / was
16. asked
17. said
18. told
19. walked
20. saw
21. stopped / bought
22. was
23. didn't go
24. did she get
25. did you do / did
26. loved
27. got / had
28. bought
29. didn't go
30. had
III/
1. I went swimming yesterday.
2. Mrs Nhung washed the dishes.
3. My mother went shopping with her friends in the park.
4. Lan cooked chicken noddies for dinner.
5. Nam and I studied hard last weekend.
6. My father played the gofl yesterday
7. Last night Phong listened to music for 2 hours
8. They had nice at weekend.
9. She went to the supermarket yesterday.
10. We didn't go to school last week.