Odpowiedź:
9. I suffered from sleep disorders at the age of 12.
10. Are you serious about studying abroad?
11. I had persuaded him to lend me that new strategy game and I played it all day. Albo I persuaded him to lend me that ... (oba są ok).
12. Sudoku requires a lot of mental effort.
13. Food which is exposed to light can go bad very fast.
14. The Great Pyramids of Giza are one of the few man-made objects visible from space.
15. The hero of the book wants to control his thoughts and actions.
