We've had a good start, but next, more work needs ________ to achieve the final success.[ ]

A. being done

B. do

C. to be done

D. to do

环境影响的经济损益分析应评估环境影响的货币化价值，并将其纳入投资项目的( )之中。

A．经济费用效益分析

B．财务盈利能力分析

C．战略目标量化分析

D．清洁生产分析