In the maths examination,I was puzzled with the last question,__________ ,my ink ran out.     [ ]

A. what's worse            

B. to make matters worse      

C. what's more            

D. A and B

环境影响评价的适用标准主要包括( )。

A．环境质量标准

B．污染物排放标准

C．总量控制指标

D．环境受益的经济指标

E．环境破坏指标