成本法是根据估价对象购建价格来求取估价对象价值的方法。( )
参考答案：错
已知曲线
求曲线C距离xOy面最远和最近的点．
The tourists were struck by the beauty of _________ nature and then they stayed for _________ third day.
A．the; the
B．/; a
C．the; /
D．/; the
求曲线C距离xOy面最远和最近的点．