骨质疏松可由以下哪些原因引起（）
A.营养不良
B.内分泌障碍
C.老年人
D.绝经期妇女
E.骨关节退行性变
参考答案：A, B, C, D
男性 * * 损伤的临床特点，不正确的是（）。
A.火器伤、刃器伤、踢伤为最常见的致伤因素
B.前后 * * 损伤的致伤原因、临床表现和救治原则均不尽相同
C.分为挫伤、破裂和断裂3种类型
D.表现有 * * 口流血、排尿困难及尿潴留
E. * * 破裂或断裂后，形成尿外渗
The officers made it clear that they were letting her go only because that she was old and not because she was above suspicion.
A．for reason
B．due to
C．because of
D．on the grounds
