Проверьте пожалуйста моё сочинение на тему "About my self"

About Myself
My name is Ann. My full name is Kalinicheva Anna Sergeevna. I am fifteen. I was born in Moscow. Nowadays i live in Moscow too. My family isn't very big, it consistS of my dad, my mom, my twin-sister, me and my lovely cat. My family is very harmonious.
I've just finished school. Now i go to college and i think i have great people as my course mates. I like my future profession and i'm going to do my best to become the good specialist. In free time i like to go for a walk with my friends, go to the cinema and see good films at home. I am interested in the cinema (кинематографом) . My hobby is to make videos, using my computer, after (по мотивам) serials and films. I like to cook and i make it good, because all members of my family cook good. My favourite kind of sport is tennis, but i don't play it. I visit the Kremlin Cup tennis tournament yearly.

начнём с того, что ошибка в самом названии сочинения
правильно "myself"
1) I am fifteenth, правильно I am fifteen years old
2) and watch good films of the house, правильно and watch good films at home
3) I take interest to the movie, правильно I take interest in the movie

myself пишется слитно
I am fifteen.
"There are five of us. It is my mom, dad, twin-sister,I and my favorite cat"
мне кажется, лучше написать:
I have big family. My family consist of my mom, dad, twin-sister,I and my favorite cat
" I take interest to the movie. "
I'm interested in movies.

ошибка I am fifteen years old
My family is not very big