Answer:
1. Foolish
2. Suiting
3. Sadness
4. Majority
5. Delighted
6. Violently
7. Entrance
8. Disappointment
9. Application
10. Refusal
Explication step by step: place the words from the brackets in the blank spaces, by finding a form that fits in the context. For example, for the second sentence I used present continuous.