试题题干
Of the three sub-branches of phonetics, （ ）phonetics studies how a speech sound is produced by the vocal organs.
参考答案
正确答案：
试题解析
语音学的三个分支之一，Articulatory phonetics发音语音学：研究语音器官如何产生声音。
Of the three sub-branches of phonetics, （ ）phonetics studies how a speech sound is produced by the vocal organs.
语音学的三个分支之一，Articulatory phonetics发音语音学：研究语音器官如何产生声音。