语法与词汇 6.We'd like to award scholarships to those who spare no effort and make great improvement in study to show our______for their hard working.
【正确答案】 D
【答案解析】名词形异义异辨析。appreciation意为“感谢，感激”，通常用于句型expressone’s appreciation to sb．for sth．因某事向某人表达谢意。