Choose the word whose part underlined is pronounced differently from the others in each group.
1. A. helped B. liked
C. watched D. hated.
2. A. laugh B. plough
C. enough D. cough
3. A. beds B. doors
C. students D. plays
4. A. but B. cut
C. sun D. put
5. A. candy B. sandy
C. many D. handy