1.When was this book bought?
2.was the dog taken for a walk yesterday?
3. Why have the windows been broken?
4.where was the report made yesterday?
5.will this document have been printed by 5 o'clock?
6.this house was built long ago.
7. Hasn't this mistake been made occasionally?
8. Why hasn't the room been cleaned?
9. When was the car bought?
10. Has the picture been hung on the wall?