Поставьте глагол в скобках в необходимое время группы Perfect Continuous. Переведите.

1. They … (to celebrate) their wedding since last Friday.
2. I … (to play) the violin for a long time when my friends came.
3. Wake up! You … (to sleep) for 12 hours already!
4. The boy took the toys which little Mary … (to play) with.
5. Tony … (to speak) on the phone since breakfast time.
6. Mark … (to choose) a new telephone for an hour before he bought it.
7. Liz … (to translate) the book for ages.
8. He said he … (to wait) for us for half an hour.