In ancient times, boys could use many surnames and first names, depending on the plot and character settings of the novel. Here are some possible choices: - The surname could be a common surname such as Li, Zhang, Zhao, Wang, etc. Names could be given according to the plot and character setting, such as traditional culture, historical celebrities, myths and legends, or according to the character's personality, appearance, occupation, etc., such as bravery, wit, benevolence, etc. - For example, Confucius, the founder of Confucianism, had the surname "Ren". His descendants also took "Ren" as their surname and name, such as Mencius and Xunzi. - For example, Zhuge Liang during the Three Kingdoms period had the surname "Zhi", and his descendants also took "Zhi" as their surname and name, such as Sima Yi and Zhou Yu. - With "Wu" as the surname and name, for example, the famous general Guan Yu in ancient China had the surname "Wu". His descendants also took "Wu" as the surname and name, such as Yue Fei, Qin Qiong, etc. - For example, Confucius in the Spring and Autumn Period had a surname of "De". His descendants also took "De" as their surname and name, such as Yanzi in the Spring and Autumn Period and Mencius in the Warring States Period. In ancient times, boys could use many surnames and first names. The specific choice depended on the plot and character settings, as well as the author's own creativity and ideas.