怎样划分真假骨盆？
参考答案：
以耻骨联合上缘、髂耻缘及骶岬上缘的连线为界，将骨盆分为假骨盆和真骨盆。
Hard as a teacher may try, he can’t ______to make all his students make a difference in study, letting alone in life.
A．make sure
B．be sure
C．guarantee
D．insure
妊娠后小腹隐痛，面色萎黄，心悸少寐，中医辨证为：（）
A.脾肾不足
B.气郁
C.血虚
D.肾气亏损
E.虚寒
dents make a difference in study, letting alone in life.