仅行驶于企业内部的机动车辆,不由()管理
A、公安交通部门
B、农机部门
C、特种设备安全監督管理部门
参考答案:A, B
The fans were very excited that the stars they had been looked forward to ________at last.
A. came
B.coming
C.come
D.has come
患者,男,10岁。右下后牙疼痛多日。右下第一磨牙龋,已穿髓,探痛明显,叩(±),温度测验敏感,牙龈未见瘘管。临床治疗宜采用()
A.塑化术
B.干髓术
C.盖髓术
D.活髓切断术
E.牙髓摘除术