该病的证候分型是：
A．肝阳头痛
B．气虚头痛
C．肾虚头痛
D．瘀血头痛
E．痰湿头痛
参考答案：A
—What do you think of the robots in the future?
—I think they won't _______ do all the work like humans. [ ]
A. can
B. like
C. able to
D. be able to
细胞外液中最重要的阳离子是( )
A．Na+
B．K+
C．Ca2+
D．Mg2+
E．以上都不是
