Six of the back vowels are rounded lips.
举一反三
- All the back vowels in English are pronounced with rounded-lips, i. e. rounded,EXCEPT_______.
- According to the shape of the lips, vowels can be classified into close vowels, semi-close vowels, semi-open vowels and open vowels. A: 正确 B: 错误
- Vowels are sounds in which there is （ ）（ ）to the flow of air as it passes from the （ ） to the lips.
- 中国大学MOOC: How can you distinguish between front vowels, central vowels, and back vowels?
- All English back vowels are rounded.