There’s nobody here        our English teacher. Fortunately, she is more than glad to give us help when we are in trouble.

A．rather than

B．other than

C．more than

D．less than

在组织内部，竞争（）

A.是一种最活跃的因素和力量

B.不存在

C.必然使组织系统发生进步性变化

D.不会使组织系统发生破坏性变化