When Mrs. Golan opened the door, her children were doing homework and her husband was reading the newspaper.
What were you doing yesterday at half past eight in the morning I was studying at school.
Did he arrive to the meeting last time?
Were they painting the walls when your mother came in?
While Dan was fixing the chairs, his sister, Ronna was working in the garden.
They were watching television when the lights went out.
While mother was hanging the clothes, her two daughters were washing the dishes.
Tom was watering the garden when it started to rain.
She was talking on the phone, when I arrived.
I was reading a book when you called me.