I soon found that the work I was doing had already been done by someone else－, I was wasti

I soon found that the work I was doing had already been done by someone else－ , I was wasting my time.
A. what’s worse
B. all in all
C. all the best
D. in other words

A. what’s worseB. all in allC. all the best(答案→)D. in other words解析：考查固定搭配。A更糟糕的是；B总的说来；C万事如意；D换句话说；句意：我很快就发现我正在做的工作已经被别人做了。换句话说，我是在浪费时间。根据句意说明D正确。

哦，回答的不错