1. I was buying souvenirs when someone stole my wallet.
2. We were flying home from Iceland when we saw the Nothern Lights.
3. They had an accident while they were driving to the beach.
4. My parents met an old friend while they were sightseeing in Istanbul.
5. Ben nearly drowned while he was swimming in a pool.
6. I was eating dinner when I suddenly felt ill.
7. As the children were swimming, it started to rain.
8. While Callum was riding his bike, he saw a wild horse.
