Words such as fire /faɪə/, flour /flaʊə/, or loyal /lɔɪəl/ are considered by the native English speakers to have only one syllable, whereas higher /haɪə/ and player /pleɪə/ are more likely to be heard with disyllabic realizations because the third vowel is a ____.A: triphthong B: suffix C: monophthong D: diphthong 答案: suffix