中文摘要：

以850名大学生为被试,探讨日常环境中的暴力暴露与攻击行为的关系,并在此基础上提出一个有调节的中介模型,考察攻击性信念的中介作用和人际信任的调节作用。结果发现：（1）日常环境中的暴力暴露对攻击行为有显著的正向预测作用;（2）攻击性信念在日常环境中的暴力暴露与攻击行为的关系中起部分中介作用;（3）攻击性信念的中介作用会受到人际信任的调节。对于低人际信任个体,攻击性信念起部分中介作用;对于高人际信任个体,攻击性信念的中介效应不显著,日常环境中的暴力暴露对攻击行为只有直接作用。

英文摘要：

Violence exposure has drawn lots of researchers＇ attention recently, for violent incidents in social life has increased significantly. It is believed that violence exposure in daily lives may result in aggressive behaviors and repeated exposure to violence may even alter individual＇s cognitive, affective, and behavioral processes. Exposure to violence may change personal emotions, behavior and cognition by causing physical arousal, strengthening negative emotion and finally making him aggressive. While these results a re widely accepted, most of the former researchers mainly put their focus on the effects of fictitious violence such as violent video games and violent TV programs, few are put on daily lives. Beliefs about aggression refer to individuals＇ perception of whether aggression is acceptable or not when settling disputes and expressing hatred. It also has a close correlation with aggressive behaviors. Previous studies showed there was a negative correlation between interpersonal trust and aggressive behavior. Therefore, interpersonal trust may work as a moderator in the mediation effect of beliefs about aggression. The current study examined the relationship between violence exposure in real-life and aggressive behaviors. In addition, we investigated whether this relationship was mediated by beliefs about aggression and whether interpersonal trust moderated the relationship between violence exposure and aggressive behaviors mediated by beliefs about aggression. 850 college students, among whom 476 were males and 37 4 were females, participated our experiment for monetary compensation. Violence Exposure Questionnaire, Normative Beliefs about Aggression Scale, Interpersonal Trust Scale, and the Aggression Questionnaire were used. We also analyzed roles of beliefs about aggression and interpersonal trust playing between violence exposure and aggressive behavior. After reviewing the previous literature, we assumed that beliefs about aggression were considered as mediator and interpersonal trust as moder