Write a letter to your friend in abroad telling him/her about your country

French . could someone check my french text to see if it is okay. j’ai une petite famille. ma soeur est jolie et sympa, mais elle est ennuyeuse. mon petit frère est amusant et handsome. mon frère aîné est très grand, intéressant, et bon dessinateur. mon père est amusant, intelligent, et doué dans son travail. ma mère est jolie, comme ma soeur, sérieux, et bon a cuisine. i want to be saying: i have a small family. my sister is pretty and nice, but she’s boring. my little brother is fun and handsome. my older brother is very tall, interesting, and a good drawer. my dad is fun, smart, and good at his job. my mother is pretty, like my sister, serious, and a good cook.

When she came to my house je mange, je vais manger, je mangeais, je mangerais

Is votre formal or informal? if it is formal, what is the informal way to say it. if it is informal, what is the formal way to say it?