Past Simple Passive. Questions

Change the statement into the question. The door was opened in the kitchen. Where ?

Change the statement into the question. He was locked in the car. Why?

Change the statement into the question. The tickets were sold out in 2 hours. When ?

Change the statement into the question. His concerts were cancelled. Why ?

Change the statement into the question. White Fang was written by Jack London. Whom?

Change the statement into the question. The house was sold at auction. What ?

Change the statement into the question. The house was sold at auction. Why ?

Change the statement into the question. I was invited to the wedding. Where to?

Change the statement into the question. He wasn't invited to the party. Why ?

Change the statement into the question. The bridge was built in 1937. When ?