Soluzione del esercizio 9 di Engage!, Vol. 1

Esercizi svolti per il libro Engage!, Vol. 1

Soluzione

  1. has to train
  2. doesn't have to wake up
  3. have to spend
  4. have to do
  5. has to eat
  6. have to follow
  7. don't have to worry
  8. have to be
  9. doesn't have to train