The marriage certificates of the children always mention the death or not of their parents. In the most recent civil status records, the date and place of death are even mentioned. Similarly, the death certificates of the children make it possible to know whether their parents were deceased or not, but without more precision. The subjective factors and objective factors that influence the formation of the above styles are mainly focused on creative content. But style isn't just about content The marriage certificates of the children always mention the death or not of their parents. In the most recent civil status records, the date and place of death are even mentioned. Similarly, the death certificates of the children make it possible to know whether their parents were deceased or not, but without more precision. Human society is made up of different organizations, groups, companies, and the above organizations, groups, companies are many individuals, their division of labor cooperation, towards the target action, thereby giving impetus to the progressive development of the society. Life is like a play, the role of the play, your role choice, depends on your favorite. Ability can ascend, knowledge can learn.