Description de mon héro (en anglais)

Sujet du devoir

Je dois présenter quelqu'un que j'apprécie ou que j'admire (famille, personne célèbre,...) J'ai choisi ma meilleure amie. Pour cela je dois faire une présentation oral pendant 2 minutes et je dois parler de sa personnalité, nos points communs, différences, etc.
Je dois utiliser des adverbes et ''...if...''
Et je ne sais pas comment exprimer des similarités ou différences ?

Où j'en suis dans mon devoir

Voici mon texte, si vous voyez des fautes dites le moi et il me reste a faie des phrases avec ''if'' :
We met 5 years ago when we have ten years old.
That day, i was unhappy. Alicia gave me a smile and we became friends immediately. We aren't in the same school but we talk every day.
If we wouldn't have know, i would be a someone else who is different today.
We don't have the same year because she's got a year younger than me.
I have Brown hair and i have blue eye contrary to her,who has red hair and she has Brown eye.
She's got a grand brother like me.
She is really spontaneous and pretty impulsive.
She likes the gymnastics and the accrobaties. She want became profesional.
She loves dancing ans singing. She listens to same music all day long. I like very much her because i can all tell her and tell her my problems. She can also tell me all.
We often laugh together. We give a nicknames cute and funny.