What are used to deal with pain when removing the tooth? 拔牙的时候怎么应付疼痛？

A.癌肿侵及乳管
B. 癌细胞侵入大片皮肤
C. 癌肿侵及Cooper韧带
D. 癌细胞堵塞皮下淋巴管
E. 癌肿与皮肤或深部组织粘连

A、头偏
B、偏颇
C、稍微
D、很