Put the verbs in brackets into the past simple or the past continuous.
1. I (not see) Susan, when I (walk) in the park.
2. While she (do) her homework, her father (come) home.
4. We (play) cards when the fire (start) .
5. He (give) her the ring as the train (leave) .
6. They (see) the monkeys while they (visit) the zoo.
1. I didn't see Susan, when I was walking in the park.
2. While she was doing her homework, her father came home.
4. We were playing cards when the fire started
5. He gave her the ring as the train left
6. They saw the monkeys while they were visiting the zoo.