Ill acts may come from the family, school, the outside world and other exterior causes, and also may come from the juveniles themselves.
Ill acts may come from the family, school, the outside world and other exterior causes, and also may come from the juveniles themselves.
不良行为的形成有来自家庭、学校、社会等外界因素的原因，也有青少年自身的原因。