Here are the answers based on the provided questions:

**1.** Choose the word whose underlined part is pronounced differently:
**C. sugar** (the "u" in "sugar" is pronounced as /ʌ/ while the "u" in "bunch," "butter," and "cupboard" is pronounced as /ʌ/ or /ʊ/)

**2.** Choose the word whose underlined part is pronounced differently:
**A. can** (the "s" in "can" is pronounced as /s/ while the "s" in "eggs," "bags," and "sticks" are pronounced as /z/)

**3.** Choose the word that has a different stressed syllable from the rest:
**D. carton** (the stress is on the first syllable "car-" while the stress in "garlic," "dessert," and "lemon" is on the second syllable)

**4.** Choose the word that has a different stressed syllable from the rest:
**B. enjoy** (the stress is on the second syllable while the stress in "movie," "music," and "concert" is on the first syllable)

Feel free to ask if you have any more questions!