MY CLOSE FRIEND IS OFTEN CONCERNED ________ ALL PROBLEMS THAT I ME...
12. My close friend is often concerned ________ all problems that I mention.
[involved with]
A. over
B. with
C. above
D. into
12. My close friend is often concerned ________ all problems that I mention.
[involved with]
A. over
B. with
C. above
D. into