--- I had been worried about English before the final exam, but I got an A!
--- .
A. Wish you good luck
B. Sounds great
C. Congratulations
D. You shouldn’t have worried about it
网友回答
A. Wish you good luck
B. Sounds great
(答案→)C. Congratulations
D. You shouldn’t have worried about it
解析：考察交际用语。上文：期末考试前我一直在担心英语，但是我的了个A。可知选C最符合语境。祝贺你。