First of all, here are a few examples of simple expressions that you can use to introduce yourself, talk about your hobbies...
You can suggest other topics or expressions ! Don't hesitate to ask questions !
Introduce yourself
My name is...
I am ... years old ; I was born on November 7(th), 2008
I like/love to [+ verb] or I like/love [verb-ing] : I like to read / I love reading (= j'aime lire / j'aime la lecture)
I am a student, an actress, a teacher... ; I work in a little shop, I study English...
> I read newspaper every morning = je lis le journal tous les matins (habitude)
> I am reading a book = je suis en train de lire un livre (en ce moment)
I would like to ... / I want to ...
Adjectives are always before nouns !
I am a little boy / Jensen and Jared are fabulous actors / Supernatural is my favorite show / Castiel is a 200-year-old angel...