不参与构成三边孔的边界结构为()
A．肩胛下肌
B．大圆肌
C．肱三头肌长头
D．小圆肌
E．肱骨上端
参考答案：E
Visitors to Wendeng City are usually ________ by the great number of bridges.
A．drawn
B．struck
C．pushed
D．rushed
简要说明领导者的含义及其在领导活动中的主导作用.
