IsoonfoundthattheworkIwasdoinghadalreadybeendonebysome...

问题详情：

 I soon found that the work I was doing had already been done by someone else. _____, I was wasting my time.  

 A. To make things worse        B. In other words   

 C. At the same time            D. For another thing

【回答】

B

知识点：连词

题型：选择题