卫生桥桥体龈面与牙槽嵴黏膜之间的间隙至少为（）
A.0.5mm
B.1mm
C.1.5mm
D.2.5mm
E.3mm
参考答案：E
My calculations were based on the ______ that house prices would remain steady.
A．theory
B．regulation
C．procedure
D．assumption
男。38岁，左颞顶部被木棍击伤后昏迷半小时转醒，左颞骨线性骨折，3小时后又转入昏迷状态，出现左瞳孔散大多为
A．脑震荡B．脑挫伤C．脑干挫伤D．颅内血肿E．脑水肿
