I. Mark the letter A, B, C, or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
Câu 1:
A. change
B. poaching
C. chemical
D. achievement
Câu 2:
A. horn
B. vehicle
C. hippo
D. habitat
Câu 3:
A. species
B. nest
C. special
D. helpful
Câu 4:
A. snorkelling
B. sensitive
C. diversity
D. reserve
Câu 5:
A. endangered
B. gorilla
C. global
D. dragon
A.
B.
C.
D.