ПОМОГИТЕ ПОЖАЛУЙСТА ДАМ 20 БАЛЛОВ!!!

Задание: Choose the correct adjective with -ed or adjective with -ing in italics in the these sentences .
3) His parents are ussualy worried / worrying when he's late.
4) I heard a very frightened/frightening story.
5) Bermet was surprised/surprising to find a letter on her table.
6) The children were terrified / terrifying when they heard a strange noise downstairs.
7) Horse riding can be an excited / exciting experience.
8) The boy was disappointed / disappointing by the test result.
9) When learning a new foreing language , grammar rules can be confused/confusing .