Написать письмо на языке тип: useful language нужно

Hi,Ben.
Thank you for your lette. 
as for me< the most important subjects are mathematics, russian and english, because knowlege of these subjects will be useful in life. I'd like to study more foreigh languages, because I'd like to become a translator and to travel a lot. From your letter I've known that it is interesting job. Why do you like history? Do you like to study politics or wars?How you became interested history?(как ты начала интересоваться историей?)
I'm waiting for your letter.
Best wishes,
July.