单选题 Suprasegmental features are those aspects of speech that involve more than single sound segments. The principal suprasegmentals are ______.
【正确答案】 A
【答案解析】解析:考查超音段特征。超音段特征涉及比单个音段更多的东西,主要超音段概念包括音节、重音、声调和语调。