I ____ dinner when the phone rang. They ____ football when it started to rain. We ____ to the airport when we got into an accident. She ____ to her friend while I was waiting. The children ____ when the storm began. They were having breakfast when I ____. I was opening the door when I ____ a strange noise. The teacher was explaining the rules when the bell ____. She hurt her leg while she ____. He lost his keys while he ____ in the park.

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