Every one has his or her best friend.
please introduce your best friend to me
you can tell me about your friend's personality, hobbies etc.
by the way, you should write these things as follow:
1. How you became good friends?
2. What's the most impressive thiings between you guys?
you should write your composition using
not only ...but also
the reason for.....
PS. write at least 100 words.
I AM LOOKING FORWARD IT!