Soluzione del esercizio 11 di Performer B2 - Workbook

Esercizi svolti per il libro Performer B2 - Workbook

Soluzione

  1. need to / have to
  2. should
  3. have to / need to
  4. should
  5. should
  6. shouldn't
  7. don't need to / don't have to
  8. should
  9. mustn't