A number of central properties of this verbal particle and issues related to the phenomena of causativity and unaccusativity are explored with particular reference to the aspectual properties of the v - can predicates 特别是通过对v亲谓词的体貌属性相关问题的探? ,本文讨?这个动词词素的?个核心属性以及它们与使动与非宾格结构相关的现象。