Mary didn't come to our party yesterday because she was busy preparing for the exam. We all felt sorry _____ her. 

A. of      B. for    C. except    D. besides

Mary didn't come to our party yesterday because she was busy preparing for the exam. We all felt sorry _____ her.

1. A.
   of
2. B.
   for
3. C.
   except
4. D.
   besides