Mr. Yang's daughter is pretty good_____drawing pictures and she won many prizes.[ ]

A. with          

B. For              

C. in            

D. at

由充填体高点引起咀嚼痛的处理为

A．间接盖髓
B．调去高点
C．定期观察
D．去充填体
E．牙髓治疗