【正确答案】Although highly industrialized，the U．S． society is characterized by crimes of violence and theft．The crime victims，as the graph shows，cover a wide range of age groups，from teenagers to the elderly． People aged 12--15 are the most frequent victims of theft，and those aged 16-- 19 occupy first place in the violence victims．In general，youngsters under 24 are the prime victims of both crimes． 　　It is obvious that the U．S． young generation is living in danger of suffering and committing crimes，which indicates the fatal wound Of U．S． education and the deterioration of its social morality．Growing up in the circumstance filled with unchecked abuse of guns and drugs， violence on TV and in the movies， racial discrimination，etc．the American youngsters can hardly escape the destiny of being their victims． 　　It is also clear that the safety of the U．S. people as a whole is seriously threatened by crimes．The American society，I am afraid， would be ruined if no drastic measures were to be taken to check crimes of violence and then，and to strengthen both school and public education in morality and ethics．