试题题干
Fill in each of the following blanks with a word or an expression.
Phonemes are minimal 
units in the sound system of a language.
参考答案
试题解析
音素是语言的声音系统中最小的独特单位。
Fill in each of the following blanks with a word or an expression.
Phonemes are minimal units in the sound system of a language.
音素是语言的声音系统中最小的独特单位。