1. My uncle broke his nose when he was playing baseball.
2. The students didn't hear the instructions because they weren't listening to their teacher.
3. My mum dropped her money when she was running for the bus.
4. You weren't wearing glasses when I met you at the party.
5. It was raining when I left the house this morning.
6. My little brother ate three biscuits while our mum wasn't looking.