1. Impolite

2. Unclean

3. Nonsense

4. Disagree

5. Nonstop

6. Dislike

7. Impossible

8. Uninterested

1. Un- 2. Dis- 3. Im- 4. Im- 5. Dis- 6. Un- 7. Dis- 8. Im- 9. Non- 10. Un-

1. I wanted to offer her a cup of tea but she disappeared.

2. The first thing he did was to untie his shoelaces.

3. Children mustn't disappoint their parents.

4. Smoking can impair your health.