Harry, who had failed in the final exam, had a great worry()his mind.
A、on
B、in
C、with
D、at
A、on
B、in
C、with
D、at
A、A.people who attend their concerts need them B、B.they want to make extra money C、C.there are still people who prefer CDs to other formats D、D.people who fail to attend their concerts need them E、