Uzupełnij zdania 1-6 poprawnym formami czasowników w czasie past continuous
1. The actors were on stage but they
_______ (not/perform).
2. The teacher ________ (check) student's tests all afternoon.
3. They _______________ (listen) to a live concert when we arrived .
4. It was noon , so the kids ________ (have) lunch in the school canteen.
5. ________ the mechanic ___________ (do) in the garage ?