肱骨中下1/3骨折最常见并发症是（）
A.肱动脉损伤
B.桡神经损伤
C.尺神经损伤
D.正中神经损伤
E.肌皮神经损伤
参考答案：B
--- The bridge outside the school annoys the students awfully.
--- Actually, we don’t know when it will be completed.
A．to be built
B．to build
C．being built
D．having been built
胆道蛔虫引起腹痛的性质是（）
A.烧灼样痛
B.绞痛
C.钻顶样疼痛
D.刀割样剧痛
E.隐痛
