()是唯一能穿过胎盘的抗体。
参考答案:lgG
Much to our satisfaction, construction of the new hospital is ________ smoothly according to schedule.
A.programming
B.processing
C.developing
D.progressing
生用能解表,醋制能增强疏肝作用的药是( )
A.青皮
B.延胡索
C.荔枝核
D.香附
E.柴胡