下述血瘀经行头痛的主证中，哪项是错误的（）
A.经前头痛剧烈
B.小腹疼痛
C.心悸失眠
D.月经量少
E.色紫黯有血块
参考答案：C
She always goes to school early and she is ______late for school. [ ]
A. often
B. always
C. never
D. usually.
下列活血药中，哪一味不兼有行气作用( )
A．三棱B．五灵脂C．川芎D．郁金E．玄胡
