——I’m sorry that I didn’t work out this problem. ——It’s our ability. I didn’t work it out

问题补充：

——I’m sorry that I didn’t work out this problem.

——It’s our ability. I didn’t work it out, too.

A. over

B. beyond

C. more than

D. above

答案：

A. over

(答案→)B. beyond

C. more than

D. above

解析：A. over越过，多于，B. beyond超过，超出…范围，C. more than不仅仅，D. above高于，句意：--很抱歉我算不出这个问题。--这超出了我们的能力，我也算不出。选B。