一个圆的周长是31.4厘米,它的面积是( )平方厘米。
78.5
企业为在本企业任职或者受雇的全体员工支付的补充养老保险费、补充医疗保险费,不得在税前扣除。( )
The Great Western Development ___ a bridge between China and the rest world, promoting the common economic development and prosperity of China and the world at large.
A. is led to
B. is determined to be
C. is bound to be
D. is to build