胎盘娩出后,宫底的位置是
A.半横指B.1横指C.2横指D.3横指E.4横指
参考答案:B
解析: 胎盘娩出后,子宫收缩变得圆而硬,宫底在脐下1横指。
It was not until she arrived at the classroom she realized she had forgotten her coursebook.
A.and she realized
B.which she realized
C.then she realized
D.that she realized
医学道德修养的内容是()
A.医学道德规范体系
B."应该如何"内容
C."事实如何"内容
D."为什么如何"内容