建设工程项目管理规划必须( )。

A．是永恒平衡的

B．随着情况的变化而进行动态调整

C．随着时间的推移而进行动态调整

D．在项目经理更换后进行动态调整

It has been said that most of the structural faults of technical reports result from the author's ______ with what he is writing that he neglects to worry enough about how and for whom he is writing.

A．so much concerned

B．too much concerned

C．being so concerned

D．being too concerned