随产程时间延长,下列哪种体征不会出现
A.OCT提示胎心率减速
B.羊水清亮
C.宫缩减弱
D.胎心突然消失
E.耻骨联合上方压痛
参考答案:B
中变催化剂的放硫是什么回事?
People have realized that they should go on __ balanced diet and do _____ exercise every day.
A.a; /
B.the; an
C.the; the
D./; an