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

I soon found that the work I was doing had already been done by someone else. ，I was wasting my time.
A. In other words
B. In a word
C. First of all
D. Believe it or not

(答案→)A. In other wordsB. In a wordC. First of allD. Believe it or not解析：试题分析:考查固定短语。A换句话说；B总之；C首先；D信不信由你。根据句意可知前句话和后句话表达了相同的意思，所以答案选A。句意：我很快发现我在做的工作已经被别人做过了，换句话说，我在浪费时间。

这下我知道了

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