1. talking
2. have just taken
3. help
4. laugh
5. won't have
6. has been
7. haven't seen
8. have taken
9. playing
10. will visit
11. walking
12. reading
13. spending
14. do
15. delivered
16. heard
17. to have
18. is
19. visited
20. help
II
1. I have known her for a long time
2. They have bought a new car in April
3. My family have been here on Chris
4. We haven't seen each other for 10 years
5. How long have you ever visited HLB?
6. I have written a letter for 2 hours
IV
1. What a bright room!
2. I have played soccer for 5 years
3. My school is different from your school
4. Nick's hobby is carving eggshells
chúc bạn hc tốt
