.----Is the girl ______ is interviewing the headmaster your friend?
----Yes, she is my best friend.
A. whom        B. which         C.. who                

Happiness and success often come to those     are good at recognizing their own strengths.

"What kind of music do you like, Rosa?"  "I love music ______ is quiet and gentle.”
A. that                 B. who               C. where

Jim doesn’t like the bike __________was bought last week.
A. which            B. what           C. who

He lives in the building       roof is red.
A. whose                B. that             C. which

  I will never forget the town_________ I spent my childhood.

I still remember the college _______ I visited in London years ago.

I can't forget the time            the earthquake happened in Yushu.
A. when                  B. which                 C. where

Most of my classmates prefer loud music _______ they can dance to/

Last month, doctors used a 3-D printer to rebuild the face of a person ____ had a bad accident.