51. The instructor's voice was so ______ that most students preferred taking a test to listening to its grating sound.
A. receptive
B. cajoling
C. melodious
D. muted
E. strident
52. Originally ______ mainly by young, urban audiences, rap music was ultimately ______ by its appreciative listeners of all ages across the country.
A. admired, embraced
B. performed, condemned
C. derided, ignored
D. appropriated, relinquished
E. applauded, instigated