Are you pleased with what he has done?- Not in the least. It couldn’t be .A. so bad

问题补充：

--- Are you pleased with what he has done?

--- Not in the least. It couldn’t be .

A. so bad

B. much better

C. any worse

D. the best

答案：

A. so bad

B. much better

(答案→)C. any worse

D. the best

解析：“你对他的表现满意吗？”“一点也不。”根据答语可知，回答是否定的，就是不满意，C“不能再糟糕了”。故选C。