My friend!

My best friend is Markus-Oliver Tamm. He is my twin brother.
He is 9 years old.
We are in the same class.
He is good at homework.
He is not very good at ball games.
He likes pears.
He dosen't like hot chocolate.
His address is Valgeranna Village.
We're both good at combuter games.
His best friend is Siim.