题目内容
I had wanted to help you last night but I couldn’t spare any time.for I_____an essay that is due this morning.
| A.wrote | B.had written | C.was writing | D.have written |
C
考查时态。句意:我昨晚曾想帮助你来着,但是我腾不出时间。因为我正在写一篇今天上午要交的论文。结合语境可知描述的是过去正在进行的动作,故用过去进行时态,选C。
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