According to the part of the tongue which is raised, vowels can be divided into the following kinds: front, middle, central, back.
举一反三
- 中国大学MOOC: Pure vowels can be classified into three categories: front vowels, central vowels and back vowels. The two vowels/ɜː/ and /ə/ are classified into ______ vowels because they are made with the middle part of the tongue being raised.
- 中国大学MOOC: How can you distinguish between front vowels, central vowels, and back vowels?
- Which of the following criteria can NOT be used to classify vowels A: The part of the tongue that is held highest B: The openness of the mouth C: The vibration of the vocal cords D: The shape of the lips
- 中国大学MOOC: Both ‘clear’ [l] and ‘dark’ [ɫ] are formed with the tip of the tongue touching the teeth ridge. The only difference is that in the articulation of the ‘clear’ [l], the back part of the tongue is raised towards the hard palate. In the articulation of the ‘dark’ [ɫ], the front part of the tongue is raised towards the soft palate and slightly velarised, with a concave upper surface.
- Which of the following vowels is the Back Vowel? A: /ɜː/ B: /i:/ C: /e/ D: /ʊ/