治疗合并颅脑内异物的额窦脑脊液鼻漏的方法是()。
A.保守治疗
B.鼻内镜脑脊液鼻漏修补法
C.鼻中隔粘膜瓣法
D.鼻外额窦脑脊液鼻漏修补术
E.鼻内镜粘膜瓣法
参考答案:D
下列哪项不是深龋的临床表现()
A.自发性疼痛
B.冷热刺激痛
C.食物酸甜刺激痛
D.食物嵌塞痛
E.牙髓活力正常
— I came to your office yesterday morning, but nobody was in.
— Oh, we _____a meeting in the meeting room. [ ]
A. have had
B. had
C. were having
D. are having