2. Zastosuj czas present perfekt.
6. Since when (she be) able to play the violin? She (be) able to play the violin since her early childhood.
7. Since when(you not eat ) here? I (not eat) here since I found a cheaper place.
8. How long (Bob work) for you? He (work) for me for three years.
9. SInce when (you not listen) to radio Gol? I (not listen) to it since Jim Besinger stopped being their annoucer.
10. How long (you know) each other?