Write the letter on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions

Part I Write the letter A,B,C,D ơn your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions
1A hour B house C horse D hero
2A cycle B center C carpet D circle
3A whatches B changes C washes D leaves
4A lunch B fun C hurt D sun
5A sound B soul C mouse D shout