The lecture they attended yesterday was _________, but the film after it was _______. [ ]

A.  boring; great fun      

B.  bored; great fun  

C.  boring; great funny    

D.  bored; great funny

不属于骨折治疗原则的做法是

A．手法复位小夹板固定

B．手术复位钢板内固定

C．药物治疗促进骨折愈合

D．指导病人做肌肉舒缩锻炼

E．骨折复位后施以管型石膏