1. What were you doing when the car crashed?
I was walking down the street.
What did you do?
I called the police.
2. What were you doing when the film star arrived?
I was waiting in the queue.
What did you do?
I asked for an autograph.
3. What were you doing when the earthquake hit?
I was sleeping in my bed.
What did you do?
I dived under the table.