Translation of cheeseburger in German

Probably we will make additions to our dictionary. I'll be available in January and in February, but not in March, because I'll be in the United States for about three months. About a week in New York, a week in Chicago and Detroit.
I want to study either computer science or do an MBA. I love to programm and I am doing it a lot, although I am very impatient sometimes. I also like math, but I hate writting long letters.
Do you speak three languages? Wow? I'm sorry that I am writing to you just now but I have a lot on my mind at the moment. My daughter had a cold and the nanny, too. I needed to stay home.