Chọn từ có phần gạch chân được phát âm khác

Chọn từ có phần gạch chân được phát âm khác.
Question 1: A. looked
B. watched
Question 2: A. bath
Question 3: A. study
Question 4: A. children
Question 5: A. danger
Question 6: A. high
Question 7: A. chapter
Question 8: A. earth
Question 9: A. watches
Question 10: A. tool
Question 11: A sandwich
Question 12: A. great
Question 13: A. lives
Question 14: A. hour
Question 15: A. tool
B. father
B. success
B. charity
B. angry
B. history
B. chemist
B. heart
B. buses
B. tooth
B. chess
B. earth
B. keeps
B. house
B. tooth
C. stopped
C. theater
C. surprise
C. charm
C. language
C. honest
C. cheese
C. heard
C. boxes
C. door
C. chest
C. book
D carried
D. health
C. learn
C. looks
C. hometown
D. sugar
D. champagne
D. passage
D. house
D. lunch
D. learn
D. boot
D. months
D. schedule
D. heard
D. thinks
D. historical
D. blood