did you find my suitcase? - He asked if I had found his suitcase
How long have you worked here? - He wondered how long I had worked there
What are we going to do today? - He wanted to know what we were going to do that day
What time do we leave tomorrow? - He interested what time we left the next day- the following day
Who made the sculpture in the square? - He asked who had made the sculpture in the square
What time do the shops open?- He asked what time the shops opened