He_____ (ride) a horse when he was a child. She ______ (sing) in a school choir many years ago.
1 Answer
Past simple is used to express habitual actions, whereas past continuous is used to describe something that was in progress at the time something else happened.
He rode a horse when he was a child - habitual
He was riding a horse when he first saw her - in progress
You can also use the expression "used to" to describe a habitual action
He used to ride a horse when he was a child - habitual