I noticed that my grandmother was very upset when I told her about the accident,so I wished I it to her.
A. did not mention
B. have not mentioned
C. do not mention
D. had not mentioned
网友回答
A. did not mention
B. have not mentioned
C. do not mention
(答案→)D. had not mentioned
解析：从句表示的情况与过去事实相反，所以从句谓语用过去完成时。