题目内容

—Did you go out that morning?

—No, never. I________ on my report in my room the whole morning.

A. worked                             B. had worked

C. was working                         D. was going to work

 

答案:C
解析:

表示在过去某段时间一直在进行的事情,所以要用过去进行时,故选C

 


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