Soluzione del esercizio 14 di Performer B1, Vol. 2
Esercizi svolti per il libro Performer B1, Vol. 2
Soluzione
- who(m) I have often seen on television
- who I spoke to you about / about whom I spoke to you last night
- which was embarrassing for the teacher
- which she bought online
- which is very fast
- who has been waiting for a long time