基层是面层下面的构造层,其包括()。
A.填充层
B.隔离层
C.找平层
D.垫层
E.基土
参考答案:A, B, C, D, E
领导应创造使员工充分参与实现组织目标的环境。()
Some people blame the poor performances of boys for not having enough male teachers at schools.