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.
Giải thích
suitable /ˈsuːtəbl/ phát âm /s/ KHÁC optimism /ˈɒptɪmɪzəm/ hoặc /ˈɑːptɪmɪzəm/, physical /ˈfɪzɪkl/, reason /ˈriːzn/ phát âm /z/. Chọn A