—What a pity! You should have urged him to hand in his English homework.
—I . But he wouldn’t listen to me.A. have doneB. didC. had doneD. do
网友回答
在上下语境中考查时态。Should have done表示“过去要做而没有做”，含有“责备”之意。在下一句中表示“我过去敦促了他”，因此用“过去时”。代替上文出现的一个谓语动词用代动词替换。在此，did=urged。