Odpowiedź:
1. 2nd action: We went out for dinner after 1st action: the opera had finished
2. 1st action: The play had started when 2nd action: we arrived at the theathre
3. 2nd action: We couldn't take part in the marathon because 1st action: I had hurt my knee.
4. 2nd action: When we got to the park, 1st action: they had taken down the circus tent.
5. 1st action: My friend had bought tickets for the ballet before 2nd action: they sold out.
Mam nadzieję, że pomogłam <3