( ) __________ is concerned with all the sounds that occur in th

( ) __________ is concerned with all the sounds that occur in the world's languages.
A、Phonology
B、Phonetics
C、Morphology
D、Phonemics
【正确答案】:B
【题目解析】:Phonetics 是语音学,它研究的是所有世界上语言中出现的实际声音,包括发音的生理机制、声音的物理特性以及声音如何被感知等方面。这与题目中“世界上所有语言中出现的声音”相符。