【单选题】And maybe what determines the rate of long-term PTSD isn't what happened out there, but the kind of society you come back to. And maybe if you come back to a close, cohesive, tribal society, you can g...
【简答题】A.They live a happy and healthy life. B.They are famous for their dice. C.They work hard outdoors in the fields and eat less food. D.There were few crimes, few divorces and not much illness in th...