Soluzione del esercizio Grammar 2 - 16 di Performer B1 Phases, Vol. 1

Esercizi svolti per il libro Performer B1 Phases, Vol. 1

Soluzione

  1. 've flown
  2. didn't rent, stayed
  3. 've changed
  4. fed, left
  5. hasn't worked
  6. did Alaina move, haven't heard
  7. bought, haven't finished
  8. Have you ever used, saw