单选题 I wrote him a letter to show my ______ of his thoughtfulness.

【正确答案】 D
【答案解析】本题考查的是名词辨析。A期望,B祝贺,C注意力,D感谢,欣赏.根据题意,应当是我给他写了一封信来表达我对他考虑周全的感谢,故选D;