—Come on, please give me some ideas about the project.

—Sorry.With so much work_________my mind, I almos break down.                           [ ]

A. filled        

B. filling    

C. to fill      

D. being filled .

解释下面各句中加横线词的意义。

（1）不可执一，泥于掌故     泥：                       

（2）流有缓急，潴有浅深     潴：                                       

（3）非咨询不穷其致     穷：                       

（4）布袍缓带     缓带：                     

（5）必如是而后事可举     如是：