Translate the polish fragments of the sentence into English.

1. Our cousins often (odwiedzają)... us during the winter holidays.
2. She got a high score because she (grała)... the game before.
3. When I was on holidays I (przeczytałem)... an interesting book.
4. I (piszę) ... my maths exam tomorrow morning.
5. He (próbował)... to learn German for years, but he still had problems expressing himself.​