Dear XX,
It has been a long time since I saw you last time,my old friend.Do you remember the time we spent together when we were in the same class?How happy we were!And for now,I want to know how is your life.and I hope everything about you goes well.As to me,my life at home and school is OK.Just a bit miss you.
The winter vacation is coming,I hope to see you then,please come to visit me if you have time.I am looking foraward to your reply.
Best wishes.
yours,
Xiao Hong