1-Has the film been on since last week?
2-Have I known him for ten years?
3-Have they lived in Moscow for a long time?
4-Have we received two letters from him since he went to London?
1-Has the film been on since last week?
2-Have I known him for ten years?
3-Have they lived in Moscow for a long time?
4-Have we received two letters from him since he went to London?