正常的监理酬金的构成，是监理单位在工程项目监理中所需的全部成本，再加上合理的利润和税金，属于间接成本的是( )。

A．设备的摊销费用

B．图书资料购置费

C．外部协作费用

D．差旅费、补助费

The Japanese made such a _______ speech that all the audience at the meeting felt _______. [ ]

A. boring; boring

B. boring; bored

C. bored; boring

D. bored; bored