combine each pair of the sentances, using the adjective + to-infinitive/ noun clause structures?

combine each pair of the sentances, using the adjective + to-infinitive/ noun clause structures :

1. They passed all the exams.They are lucky

2. John got Ann's letter yesterday. He was very surprised

3. She can't come.I'm affraid

4. We heard about your father's illness. We were sorry

5. I have nothing better to offer you. I'm ashamed

6. Susan received a lot of birthday presents. She was happy

7. You wouldn't come back. I was worried

8. You are interested in protecting the environment. We are delighted

9. Jane has decided to leave the company. I'm sorry

10. He jumped into the river to save the child. It was brave of him