以下哪项不是脊髓损伤后的并发症（）
A.呼吸衰竭
B.两便功能障碍
C.泌尿生殖道感染
D.褥疮
E.体温调节功能紊乱
参考答案：B
胎体纵轴与母体纵轴的关系称为
A．胎势B．胎产式C．胎方位D．胎先露E．骨盆轴
At the sight of the policeman, ____ from behind the door.
A．did the boy rush out
B．the boy was rushing out
C．out rushed the boy
D．rushing out was the boy
