A word is a minimal free form of a language that has a given ( )

A word is a minimal free form of a language that has a given ( ) and meaning and syntactic function.
【正确答案】：SOUND
【题目解析】：本题考查词的含义。 词是一种语言的最小自由形式，具有特定的声音、意义和句法功能。 sound：声音。