When I saw him, he was working in the garden.
Ed and Sam weren't mending the car at that time.
What time they had dinner yesterday?
While mum was cooking dinner I cleaned the rooms.
The boys played football at 3.
I looked at her and understand that she was sleeping.
What Terry was doing when you met him?
At that time Claire was reading.
When we finished work we left the office.
Yesterday Philip was very busy. He was getting ready for his exam.