预提积累制的最大缺点是（）
A、效率较低
B、长期风险较大
C、受年龄结构变化和经济动荡冲击较大
D、进入国际资本市场
参考答案：B
财产清查的目的是为了保证（）与实存数一致。
A.报表数
B.账存数
C.凭证数
D.资产数
A Pakistani intelligence official confirmed that the three-storey compound where Bin Laden spent his last years and was killed would be ______.
A．put down
B．taken down
C．pulled down
D．turned down
