Copertina del libro Engage!, Vol. 1

Soluzione del esercizio Think it out di Engage!, Vol. 1

Esercizi svolti per il libro Engage!, Vol. 1 con autore Monica Berlis, Jane Bowie, Heather Jones e Barbara Bettinelli

Domanda

Choose the correct alternative.

Soluzione

  1. The modal verb must is the same for all persons.
  2. In the affirmative both 'have to' and 'must' refer to necessity or obligation.
  3. 'Mustn't' tells us that something is prohibited while 'don't/doesn't have to' tells us that something is not necessary.