I was sleeping when/while he called.
when
While/When you were reading, she brushed her teeth.
While
While/When I arrived, he was working.
When
She visited me when/while I was studying.
while
I was listening to rock music while/when I was jogging
while
He was breathing while/when I was singing.
while
I was cleaning the house when/while she somebody rang the bell.
when
While/When I was going to school, I saw a car accident.
While
I was watching TV when/while the phone rang.
when
She was playing video game when/while her mom called her.
when
My sister ate salad when/while she was working.
while
I was playing basketball when/while I heard a strange noise.
when
George was going to the party while/when he met Tom.
when
Alice was climbing a tree when/while she saw a honeycomb.
when
While/When it was raining, they went out.
While
When/while I cleaned the road, it was snowing.
When
