全口义齿前牙应排在牙槽嵴顶的唇侧,上颌切牙切缘应位于上唇
A.下1.0mmB.下2.0mmC.上0.5mmD.上1.0mmE.上2.0mm
参考答案:B
China has got a good ________ for fighting against the flu with its careful and smooth organization.
A.reputation
B.influence
C.impression
D.knowledge
驾驶机动车通过这种傍山险路要靠右侧行驶。