Rewrite these questions into passive voice.
1.Where did you leave your suitcase?
2.When did she buy her ticket?
3.Have you painted this picture?
4.Did you steal that gold watch?
5.Why did the teacher punish him?
6.Are we visiting grandfa next weekend?
7.Can you out this cake for the children?
8.Where did they publish these books?
9.Have they cleaned their rooms yet?
10.When will they finish this road?