题目内容：

Doctor:What's your trouble,young man?
A.I'll be fine soon B.I think it's quite cold C.I'm worried about my mother D.I've got a headache

优质解答

选D.
A意为“我很快会好起来”,不符合医生的问话.B也是.
C是说自己担心妈妈,但医生问的是“我”的健康状况.
根据文意选择D答案.