人际关系
参考答案：
是人与人之间在相互交往过程中所形成的比较稳定的心理关系或心理距离。
In case Customs duties are short--levied or not levied on import or export, the Customs may, within ______ after the date of payment of Customs duties or the date of relesse of the goods, recover the amount of Customs duties short-levied or not levied.
A．six months
B．one year
C．two years
D．four years
下列哪个保留字可以定义常值变量，说明这个变量赋值后永不改变
A．protected
B．static
C．final
D．super
