兵马俑是()王朝的。
A、夏
B、商
C、周
D、秦
参考答案:D
患者女性,32岁,左下6单端固定桥(无左下8)戴用2年余,近期自觉基牙松动,冷热痛不适,查:左下6松动,固位体面穿孔,深龋洞,边缘不密合,牙龈充血,红肿
若对合为可摘局部义齿,再修复左下7的设计应为()
A.治疗左下6后,活动修复左下7的设计应为
B.治疗左下6后,以左下654为基牙作固定修复
C.治疗左下6后,以左下65为基牙作固定修复
D.治疗左下6后,以左下6为基牙作固定修复
E.不修复
In order to evaluate the effect that the computer has ______ people's life, they have handed out
questionnaires to more than one thousand young citizens, all of ______are picked out at random. [ ]
A. on; whom
B. for; them
C. for; whom
D. on; them