治血虚兼有瘀滞的虚寒腹痛，宜选（）
A.白芍
B.熟地
C.制首乌
D.阿胶
E.当归
参考答案：E
Today the world is paying much more attention to,obviously, China says
and does.
A．that
B．which
C．what
D．how
