You, Mark or Sally, have just heard that your friend, Danny, has gained admittance as a graduate student. Write a note to him, offering him your sincere congratulations.
Dear Danny，
I guess congratulations are definitely in order since you have passed the postgraduate exam with flying colours. Your really deserved it and I am so glad that all the preparation paid off. Actually, you have become one of my role models that I try to emulate. I hope that you will enjoy your postgraduate study and achieve a good grades.
All the best,
Mark