Soluzione del esercizio 10 di Performer B1, Vol. 2

Esercizi svolti per il libro Performer B1, Vol. 2

Soluzione

  1. didn't you
  2. can he
  3. haven't they
  4. did he
  5. will you
  6. aren't I
  7. shall we
  8. are you
  9. won't they
  10. haven't you