...that those who study public policy really need to draw on...
a“How much is an ice cream sundae?”“50 cents,” replied the waitress.The little boy pulled his hand out of his pocket and studied a number of coins in it. “冰淇凌圣代冰淇淋是多少?”“50分”,回复了女服务员。小男孩在它拉扯了他的实施他的口袋并且学习了一定数量的硬币。[translate] ...