“王冕死了父亲”这类“NP1V了NP2”句子的生成受多重因素影响。基于语用需求和认知理据的“关涉对象凸显与主体对象后移”对其定型为独立句式起到了重要作用。构式层面的“整体构式供元与角色数量误配”是其获得句法独立性的关键。在构件要求上,“V”具有“已然性”倾向,“NP2”具有“有界性”倾向。 “Wang Dian died father ” Such “NP1V NP2 ” The sentence generation is affected by many factors. Based on the pragmatic needs and cognitive motivation, “” the object of concern and the subject object after the shift back “stereotyped as an independent sentence played an important role. On the structural level, the key point of obtaining the syntactic independence is ”the mismatch between the overall structure and the number of characters“. On component requirements, ”V “ has ”natural “ tendency ”NP2 “ has ”bounded " tendency.