He didn‘t seem to mind_____the music while he was studying.
C
“mind+动名词”表示介意某事。表示介意某人做某事用“mindone/one‘sdoingsth.”。另外,listen是不及物动词,后面必须跟介词to.
Mywalletisnowheretobefound.I_____itwhenIwasonthebus.
The girl who found the ring received a generous_____of five pounds.