A front vowel is one in the production of which the front part o

分类: 现代语言学(00830) 发布时间: 2024-08-31 00:03 浏览量: 0
A front vowel is one in the production of which the front part of the tongue maintains the ______ position.
A、highest
B、lowest
C、front
D、back
【正确答案】:A