【答案解析】[范文]

Dear Mark,
When I knew that you have passed your Graduate Admission Test, I was very excited and extremely happy for you. I send my sincere congratulations to you. I know how talented you are and how hard you"ve worked to achieve this goal. It is a real encouragement for me to see your efforts rewarded. Please accept my sincerest congratulations and best wishes.
I wish you still further success!
[解析]
本题要求向顺利通过研究生入学考试的朋友写一张便条表示祝贺。便条中可以涉及以下相关内容：对好友表示真诚祝贺；对好友的努力得到回报感到高兴、欣慰；自己的启发以及祝愿好友取得更大的成功等。