肝阳偏亢,肝风上扰,头痛,眩晕,失眠者,治疗应选用
A.羚角钩藤汤B.天麻钩藤饮C.地黄饮子D.大定风珠E.镇肝熄风汤
参考答案:B
— Who is making so much noise in the garden?
— ____ the children. [ ]
A. There are
B. They are
C. That is
D. It is
有X、Y、Z三种金属,把X、Y分别投入稀盐酸中,X被溶解,Y不溶解.将Z投入X的化合物溶液中,Z的表面有单质X析出.则的金属X、Y、Z活动性顺序为( )
A.Z>X>(H)>Y
B.Y>X>(H)>Z
C.Z>X>Y>(H)
D.Z>(H)>X>Y