Here are the sentences filled in with the most appropriate words from the box:

1. He gets **frustrated** when people don’t understand what he’s trying to say.
2. I’m not **worried** about her - she can take care of herself.
3. She was very **tense** as she waited for the interview.
4. The teacher wants the children to feel **relaxed** about asking questions when they don’t understand.
5. Anna got 10 marks for her English test. She felt absolutely **depressed** about that result.
6. She’s terribly **grateful** about losing her job.
7. He told himself to stay **calm** whenever he was put into a harsh situation.
8. As soon as I had made the final decision, I felt a lot more **delighted**.

Feel free to ask if you need further assistance!