Find the word which has a different sound in the part bolded

I. Find the word which has a different sound in the part bolded:

1. A. answer B. teacher C. butter D. birth

2. A. again B. alone C. neighbor D. burn

3. A. of B. fat C. few D. safe

4. A. sping B. visit C. present D. president

5. A. curl B. keen C. glove D. cook

6. A. few B. new C. sew D. nephew

7. A. closed B. practiced C. asked D. stopped

8. A. tired B. my C. arrive D. gift

9. A. tables B. watches C. boxes D. changes

10. A. son B. sugar C. soup D. sing