( )工作不是监理机构内部的协调。

A．人际关系协调

B．组织关系协调

C．进度计划的协调

D．合同争议的协调

E．需求关系的协调

______for a long time, but he tried his best to make up for what he missed.

A．Being ill staying in hospital

B．Having been ill staying in hospital

C．To be ill staying in hospital

D．He was ill staying in hospital