how can i answer the question: how do you see your self 2 years from now?"?

Answer 1

I see myself as an indispensible asset to this company.
I see myself heading the............department.
I see myself moving up the corporate ladder.

Always play up your abilities and your willingness and interest in learning new skills.

There are quite a few sites with interview questions and answers and tips.
It is worthwhile reading some of them and adapting some to your own circumstances:
http://www.quintcareers.com/interview_question_database/

Do a search and you will find many more.

Answer 2

By talking about what you want to learn - more computer skills, continuing your education to get a degree, learning more about business management, accounting, managing multiple priorities, or whatever it is that you'd like to know about.