多项选择题
A．确定公共财政收支占国内生产总值的合理比例
B．引导和调节社会投资方向
C．为公共工程提供必要的资金保障
D．优化财政支出结构
E．财富分配结果的纠正
单项选择题 How many babies are born with low birth weight in the developed countries every year according to WHO?（）
未知题型 官僚机构负责生产某种公共物品与服务，以与其服务对象的预算拨款相交换是( )的特征。
单项选择题 听力原文：Where can I get a copy of the appraisal report on the property?(A) He was praised for his report.(B) The property is located in the northwest part of Illinois.(C) AskTami in charge of handling official document circulation.(4)A． B． C．