填空题 1are produced by constricting or obstructing the vocal tract at some place to divert, impede, or completely shut off the flow of air in the oral cavity. (中山大学2006研)
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【正确答案】 1、正确答案:Consonants    
【答案解析】解析:发音时,声道的某些部位受到压缩或阻碍后,使得气流在口腔里转向、受阻或完全被阻塞而产生的音叫做辅音。