与子宫破裂关系最密切的是()
A.双胎妊娠
B.子痫前期重度
C.前置胎盘
D.胎盘早剥
E.瘢痕子宫
参考答案:E
解析:
瘢痕子宫是近年来导致子宫破裂的常见原因。
Having been trapped in the coal mine for seven days,the miners at last.[ ]
A.are rescued
B.were rescued
C.would be rescued
D.had been rescued
缺乏维生素A易引起()
A.脚气病
B.糙皮病
C.周围神经炎
D.夜盲症
E.坏血病