Ответ:

1) when Brandon was coming.

2) Andy was eating a sandwich.

3) while last Friday, Amanda played chess.

4) were talking about my performance.

5) cooked in the kitchen, I was walking with my friends.

6) wasn’t listening to music, I was cycling.

7) I was walking down the street, she felt.

8) was working on a farm, she was looking for you.