Решение:
Для выполнения этого упражнения нужно вспомнить, когда используется Past Simple (для завершённых действий в прошлом) и Past Continuous (для действий, которые длились в определённый момент в прошлом или были прерваны другим действием).
- I fed my cat with fish yesterday.
- What did you do at four o'clock yesterday? — I was feeding my cat.
- What did your brother do yesterday? — He was playing computer games.
- I began repairing my camera at six o'clock yesterday.
- At five o'clock yesterday Helen was cooking soup.
- What were you doing when your sister came home yesterday?
- Did you have supper at nine o'clock yesterday?
- He did not go to the shop yesterday.
- Nick went to bed at ten o'clock yesterday.
- Rick was sleeping at eleven o'clock yesterday.
- When we were playing in the yard yesterday, it suddenly started raining heavily.
- I saw Mike when he was crossing the street.
- He began repairing his bicycle in the morning yesterday.
- He repaired his bicycle the whole day yesterday.
- He finished repairing his bicycle in the evening yesterday.
- We played badminton from nine till eleven yesterday.
- Kate did not go for a walk yesterday. She was writing a composition the whole day yesterday.
- When your father came home yesterday? — He came home at seven o'clock.
- When my father came home yesterday, my mother was making supper.
- We did not go on a tramp last summer.