骨上袋的慢性牙周脓肿
A.翻瓣术 B.牙龈切除术 C.牙冠延长术 D.引导组织再生术 E.结缔组织移植术 下列情况最适宜采取的术式是
参考答案:B
–We didn’t see Tom at the lecture yesterday.
–He _____ it. He had attended the same lecture before.
A.mustn’t attend
B.can’t have attended
C.would have not attended
D.needn’t have attended
电子报检是指报检人使用电子报检软件通过检验检疫电子业务服务平台将报检数据以电子方式传输给检验检疫机构,经检验检疫业务管理系统和检务人员处理后,将受理报检信息反馈报检人,实现远程办理出入境检验检疫报检的行为。 ( )