Choose one suitable word

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7. I wasn't surprised / surprising that he was late.
8. I was so annoyed / annoying about your comment!
9. I don't find computer games very excited / exciting.
10. Don't be frightened / frightening. The dog won't bite.
11. I was shocked / shocking when I heard the news.
12. It's really annoyed / annoying when you interrupt.
13. Why are you looking so worried / worrying?
14. He is the most interested / interesting person I've ever met. I love talking to him.
15. His explanation was confused / confusing. We couldn’t understand it.