Choose the word A, B, C or D whose main stress is different from the others in the group
----- Nội dung ảnh -----
Choose the word A, B, C or D whose main stress is different from the others in the group.
6. A. pencil
7. A. enjoyable
8. B. photography
9. A. translation
10. A. Vietnamese
B. engineer
B. difficult
B. minority
B. power
B. raincoat
C. permission
C. heroic
C. arrive
C. visit
C. notebook
D. agree
D. explore
D. product
D. celebration
D. unfortunately