Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the orther three in pronunciation in each of the following questions.

Kiến thức: Phát âm “-ase”                                                                                                                             

Giải thích:                                                                                                                                                     

casebook /ˈkeɪsbʊk/                briefcase /ˈbriːfkeɪs/             suitcase /ˈsuːtkeɪs/              purchase /ˈpɜːtʃəs/

Phần gạch chân câu D được phát âm là /əs/ còn lại là /eɪs/                                       

Đáp án: D