1. The boy __________ his arm while he was playing football.
2. The receptionist welcomed us and __________ us to fill in the form.
3. While one team __________ the food, the others were setting up the dining area.
4. He __________ a shower before he headed to the swimming pool.
5. The worker fell while he __________ the wall.
6. They __________ all their tasks before they went on vacation.
7. I __________ a strange noise last night.
8. When you __________ last night, I was listening to a podcast.
9. My father __________ the broken light bulb before the guests arrived.
10. I'm sure I had locked the door before I __________.
