=>
Ex1/
2. have bought
3. haven't planned
4. Where have you been?
5. has written
6. hasn't seen
7. Have you been
8. hasn't started
9. Has he spoken
10. hasn't had
Ex2/
1. arrested
2. went/has come
3. has already bought
4. has your team won
5. Did you visit / were staying
6. Have you done/finished
7. has been
8. haven't seen/arrived
9. got/has had
10. didn't write/have worked
