川牛膝的功效是()怀牛膝的功效是()
A.功偏活血通经
B.功偏补肝肾强筋骨
C.功偏补阴
D.功偏补气
E.功偏补血舒筋活络
参考答案:A,B
--- I need some fresh air, so I’m going out for a walk.
--- _________.
A.Have fun
B.With pleasure
C.You’d better not
D.It’s none of my business
小明从点A向北偏东75°方向走到点B,又从点B向南偏西30°方向走到点C,则∠ABC的度数为( )度.