Soluzione del esercizio 6 di Engage!, Vol. 1

Esercizi svolti per il libro Engage!, Vol. 1

Soluzione

  1. Sam has known Jack since he was 13. 
  2. Stella has been a famous model for four years.
  3. Elizabeth has been studying Chinese since last Christmas.
  4. They have been playing on the school tennis team for six years.
  5. David and Victoria have been married since 1998.
  6. Samuel has lived in New York for six months.