—Shopping with me?        

—Sorry. I have a lot of clothes _______.         [ ]

A. to wash                          

B. washed          

C. wash                            

D. to be washed

（）确定以后，由哪些机构和人员完成哪些分支目标是第二步要考虑的问题。

A、总体目标

B、分支目标

C、措施步骤

D、约束条件