Most people believe that ____knowledge is power and that having ____ good command of a

foreign language is of great importance .

A．/ , / ,

B．the , a ,

C．/ , a ,

D． /, the

使用白盒测试法时，确定测试数据应该根据( )和指定的覆盖标准。

A．程序的内部逻辑

B．程序的复杂结构

C．使用说明书

D．程序的功能