this report in such a short time was quite a difficult exercise.A. Getting doneB. Get

问题补充：

this report in such a short time was quite a difficult exercise.

A. Getting, done

B. Get, done

C. To get, to do

D. Getting, to do

答案：

(答案→)A. Getting, done

B. Get, done

C. To get, to do

D. Getting, to do

解析：注意句子的谓语是 was，getting this report done in such a short time 是动名词短语，用作句子主语。