Răspuns:
2. c.
3. h.
4. e.
5. a.
6. b.
7. f.
8. i.
9. g.
2. could have fallen
3. may have found
4. may not have done
5. couldn't have left
6. may be visiting
7. could be coming
8. may be seeing
cred ca la 4 la 70 mai trebuia "it" sau "that" sau "this" pentru ca nu mi se pare ca are sens.