1. Janet was making an omelette for breakfast when her grandparents arrived.
2. My friends and I were playing outside when the rain started.
3. I was sleeping when Dad called.
4. I was having a dream when suddenly the teacher asked me a question.
5. We were dancing when the music stopped.
6. I was going to the supermarket when I met my friend.
7. I was trying on a sweater when a salesperson came up to me.
8. I was looking for a present for Jack when I saw him in the shop.