1. has never played
2. have never seen
3. hasn't finished
4. have studied
5. have you ever read
6. Have you ever been to America?
7. No, your cousin hasn't come to the party yet.
8. My mother has never drunk whisky. She doesn't like alcohol.
9. My parents have already visited Caldas Novas, in Goiás. They liked it.
10. We haven't done the homework yet.
11. for
12. since
13. for
14. for
15. since
16. for
17. for
18. since
19. since
20. for
21. did
22. met
23. have / seen
24. haven't eaten
25. have studied
26. have changed
27. went
28. have raised
29. didn't go
30. arrived / hasn't called
31. She has lived in the city for almost six years.
32. Yes, she does.
33. F
34. T
35. T
36. T
37. F
a. has
b. tidied
c. given
e. missed
f. have
g. has
h. haven't
i. bought
j. has
k. used
