Soluzione del esercizio 22 di Step Up Gold 1

Esercizi svolti per il libro Step Up Gold 1

Soluzione

  1. Tim isn't using the computer.
  2. They aren't going to school.
  3. He isn't doing his homework.
  4. You aren't listening.
  5. We aren't having lunch.
  6. Jane isn't tidying her room.