Помогите с английским, не трудно

1) What was Tom doing when he met him?
2)What were you reading at 12o'clock?
3)Was it raining when they went out?
4) Where was the boy going when we saw him?
5)Were you sleeping when I came to you?
6)What song were the girls singing when we came into the room?
7) Were they waiting for parents at 8o'clock?