Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part is pronounced differently from that of the rest in each of the following questions.
Trả lời câu hỏi dưới đây:
challenge /'tʃælindʤ/, characteristic /,kæriktə'ristik/, chemical /'kemikəl/, christmas /'krisməs/
Đáp án là A