I. Choose the word that has the underlined part pronounced differently from the others.
1. a. band
b. later
c. fax
d. back
2. a. tonight
b. introduce
c. movie
d. humor
3 a. mute
b. humor
c. junior
d. music
4. a. deaf
b. reach
c. speak
d. dream
5. a. speech
b. March
c. machine
d. children
cần đúng tuyệt đối ạ