教师职业道德的形成和发展主要得益于良好的师德传统，受生产力发展程度的制约不大。
参考答案：错
______ Chief Engineer, as his family had expected, made his father happy and proud.
A．Mike being appointed
B．Mike’s appointed
C．Mike appointing
D．Mike’s being appointed
下列能够引起纵隔摆动的胸部外伤有
A．肺爆震伤
B．开放性气胸
C．多根多处肋骨骨折
D．张力性气胸
E．大量血胸
