We don’t need to do extra work this evening. The day’s work was almost now.A. at the endB

问题补充：

We don’t need to do extra work this evening. The day’s work was almost now.

A. at the end

B. at an end

C. at one end

D. at our end

答案：

A. at the end

(答案→)B. at an end

C. at one end

D. at our end

解析：句意：今晚我们没有必要再加班，今天的工作现在马上要结束了。at the end最后；at an end结束；at one end在一端；at our end在我方。根据句意故选B。