Odpowiedź:
1. When I got back, my mum was cooking dinner.
2. Nick was dancing at a party when he met his girlfriend.
3. What were you doing last weekend?
4. I finished watching that series on Netflix. I don't like the ending.
5. Linda was surfing when the shark attacked her.
6. We were having a picnic when it started to rain.
7. I was talking to my friend on the phone when the bus arrived.
8. When the earthquake happened, they were sleeping.
9. What was she doing at 9:00 last night?
10. What did she see while she was swimming?
