Ex.5
1. Has Peter ever celebrated Hogmanay?
2. She has never watched a fireworks display.
3. I haven't seen Lucy since her graduation.
4. They have just finished their meal.
5. We haven't sung the carols yet.
6. Have they already opened their presents?
7. He hasn't performed at the festival for ten years.
Ex.6
1. A: Have you already got
B: bought
2. A: Have you ever attended
B: went
3. A: looked
B: sent
4. A: Has Mike come back
B: left
5. A: Have you ever seen
B: saw
