如已确诊为成釉细胞瘤,为防止复发,其治疗原则为
A.放射治疗
B.手术彻底刮除肿瘤
C.下颌骨切除加颈淋巴清扫术
D.下颌骨方块切除或病变颌骨整块切除
E.以上均不正确
参考答案:D
On summer nights, we often go to sleep the window open.[ ]
A. in
B. with
C. on
D. at
苯乙酸酯 ( )
A.22
B.25
C.26
D.23