what happened?
she fell down while she was doing exercise
What happened?
he fainted while he was operating
What happened?
he fell down while he was walking down the stairs
What happened?
she burned herself while she was cooking
What happened?
he cut himself while he was sahving
What happened?
he dropped the package while he was walking
What happened?
He fell off while he was riding his bike
What happened?
He hurt himself while he was fixing the stairs
What happened?
a dog bit her while she was sleeping