从A沿北偏东60°的方向行驶到B，再从B沿南偏西20°的方向行驶到C，则∠ABC=（ ）。
40°
It is not right to judge a person _____ the clothes he wears. [ ]
A. by
B. with
C. for
D. on
膀胱的开合由下列哪项调节？（）
A.肝气
B.胃气
C.肺气
D.肾气
E.三焦
