---My mother isn’t feeling well.
--- .
A. Never mind
B. Go to see a doctor
C. Nothing serious
D. I’m sorry to hear that
网友回答
A. Never mind
B. Go to see a doctor
C. Nothing serious
(答案→)D. I’m sorry to hear that
解析：考察交际用语。A没关系，不用担心。（用于安慰）；更不用说B去看医生C没什么严重的D听到这个消息我很遗憾 句意：——我妈妈身体不好。——我很遗憾听到这个消息。 故选D