—What are you doing on your next day _______?        

—I want to have a good rest at home because I’m very tired these days.         [ ]

A. off          

B. on          

C. of          

D. up

竣工验收由建设单位组织，（）配合。

A、设计单位

B、监理单位

C、施工单位

D、建设主管部门