The boy is so young that he can't go to school.（改为同义句）
问题描述：
The boy is so young that he can't go to school.（改为同义句）
怎样改为：he can't go to school _____ _______his young age.这种形式
mingming runs fastest in his class.（保留原义）
mingming runs___ than ___ ____ student in his class
答
he can't go to school because of his young age