Job Interview Questions: How can I explain in a job interview?

why I want a job that isnt in the same direction as my CV states ?
I am going for an interview tomorrow that is just an admin role where as my CV is all marketing based.
i need a job obviously for financial reasons but cant say that. any advice? the question by the interviewer is so going to ask "why do you want an admin role when youve done marketing in the past?"

Tips to Ace Your Insurance Job Interview

Recommended Answer:
You can clearly explain what type of work you can perform well.

Seven Job Interview Preparation Secrets

• Tell them that you really enjoy admin work and at this point in your life that is your passion and what you really want to do.