根据汉语提示完成句子,昨天他发生了一起严重的交通事故.A bad traffic accident _____ _____ _____ yesterday.
问题描述：
根据汉语提示完成句子,昨天他发生了一起严重的交通事故.A bad traffic accident _____ _____ _____ yesterday.
答
happened to him