I know he hasn’t finished the work but he has done his best.A. at allB. in allC. after

问题补充：

I know he hasn’t finished the work, but , he has done his best.

A. at all

B. in all

C. after all

D. above all

答案：

A. at all

B. in all

(答案→)C. after all

D. above all

解析：考查短语辨析。A根本；B总计；C毕竟，终究；C首先。句意：我知道他没有完成工作，但毕竟他尽他最大力了。