He was picking apples from the tree when the gardener noticed Tom.
The gardener noticed Tom while he was picking apples from the tree.
I was walking in the garden when I saw the burglar.
I saw the burglar while I was walking in the garden.
The kids were hiding under the table when their mother found them.
Their mother found them while the kids were hiding under the table.
He fell off the ladder while Pablo was painting the wall.
Pablo was painting the wall when he fell off the ladder.
The phone rang while I was having a rest.
I was having a rest when the phone rang.
She looked out of the window while his father was mowing the grass.
His father was mowing the grass while she looked out of the window
Ben fell a sleep while he was studying.
Ben was studying when he fell a sleep.
I made new friends while I was working at school.
I was working at school when I made new friends.
We were driving home when the storm began.
The storm began while we were driving home
I received your message while I was reading a magazine.
I was reading a magazine when I received your message.
Susie was watering the flowers when her sister called her.
Her sister called while Susie was watering the flowers.
