急性牙髓炎与急性根尖周炎鉴别的主要依据是()。
A.牙髓活力情况
B.疼痛的性质
C.有无龋齿
D.有无外伤
E.X线检查
参考答案:B
lt seemed such a that people just stood by watching the old lady lying on the ground suffering pains.
A.mess
B.shame
C.disaster
D.fault
社会优抚制度的特殊性体现在哪些方面?()
A.保障对象
B.保障手段
C.保障水平
D.保障时期