【正确答案】 B

【答案解析】[解析] 考查语言学。Word：A sound or a combination of sounds，or its representation in writing or printing，which symbolizes and communicates a meaning and may consist of a single morpheme or of a combination of morphemes．词：一种声音或声音的结合，以书写或印刷为代表，它象征或传达一个意思，也许包含一个词素或几个词素的组合。