Here are the words with different sounds in the underlined parts:

1. A. **girl**
2. A. **prefer**
3. A. **find**
4. A. **paper**
5. A. **enough**
6. A. **walked**
7. A. **washed**
8. A. **thanked**
9. A. **sugar**
10. A. **musician**
11. A. **hot**
12. A. **normal**

For each pair, the underlined sounds differ from the other words in the list.