题目内容
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
A 考查短语辨析。根据句意,这里表示“换句话说”。in a word一句话,总之,总而言之;first of all首先;believe it or not信不信由你。
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