单选题 First of all, I would like to express my ______ to my parents, who have cared about me all the time.
A. satisfaction B. regret C. attitude D. gratitude

【正确答案】 D
【答案解析】[解析] 考查知识点：名词词义辨析。satisfaction意为“满意”，regret意为“后悔”，attitude意为“态度”，gratitude意为“感激”。译文：首先我要感谢父母，他们一直在照顾我。