Some help pleas :(

So i traded an arma 2 account for bo and now i wanna play bo its in Russian :l so how to get it ENGLISH! idk if i have to download from a site (English pack) i contact steam support no help at all thats why i am here... So pleas feel free to leave a comment

what do you need help with? be more specific.

black ops is russian i want it english :l