-Whose CDs are these?

-They must belong __________ Jim. He likes music.[ ]

A. with

B. to

C. on

D. from

干髓术后发生残髓炎者，应进行何种治疗

A．除去充填物重新失活后再行干髓术
B．拔除患牙
C．除去充填物、进行根管治疗或牙髓塑化法
D．不除去充填物，只使用药物消炎
E．除去充填物开放，服镇痛药物、症状消失后重新充填