下列哪项妊娠晚期的E/C值提示胎盘功能不良
A.E/C值<5B.E/C值<10C.E/C值<15D.E/C值<20E.E/C值>13
参考答案:B
________ you read English easily, you'll find it is another cup of tea to make conversation in English.
A.So long as
B.As soon as
C.Even if
D.Only if
津贴和补贴是指为了()
A.补偿职工特殊劳动消耗
B.补偿额外的劳动消耗
C.因其他特殊原因支付给职工的津贴
D.为了保证职工工资水平不受物价影响支付给职工的物价补贴
E.提留各种公积金