1. She was brave to spend the night in the old house alone.
It was brave for her to spend the night in the old house alone.
2. Such a wonderful performance was interesting to hear.
It was interesting to hear such a wonderful performance.
3. You were very kind to give presents to street children before the new school year.
It was very kind of you to give presents to street children before the new school year.
4. They were unreasonable to complain about the exam results.
It was unresonable for them to complain about the exam results.
5. The shelves are simple to put up.
It's simple to put up the shelves.
6. He was confident to present his ideas in front of the committee.
It was confident for him to present his ideas in front of the committe.
7. We were surprised to get the scholarships.
It was suprising for us to get the scholarships.
8. He was impolite to criticize her in front of her friends.
It was impolite for him to criticize her in front of her friends.