Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.A. engineer B. a

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Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

engineer

assistant

permission

concentric

Giải thích

Đáp án đúng: A

Đáp án A nhấn âm 3, các đáp án khác nhấn âm 2