Odpowiedź:
1. have studied
2. has neaten
3. have been
4. have read
5. has lived
6. have known
7. have been
8. have lost
9. Has drunk
10. have missed
1. haven't been
2. hasn't seen
3. hasn't met
4. haven't visited
5. haven't talked
6. haven't studied
7. haven't been
8. hasn't hurt
9. hasn't left
10. haven't lost