单选题 Which of the following English sounds is NOT bilabial?
  • A. /b/
  • B. /in/
  • C. /p/
  • D. /f/
【正确答案】 D
【答案解析】[解析] 考查语言学。Bilabial(双唇音)：sounds pronounced or articulated with both lips，as the consonants b, p, m, and w.双唇音是指用双唇发出的音，如辅音/b/,/p/,/m/和/w/。/f/为唇齿音，labiodental。