组织分化程度的维度为（）
A.复杂性
B.正规化
C.集权化
D.分权化
参考答案：A
皮肤中糖原合成的主要细胞器是（）。
A.线粒体
B.核糖体
C.滑面内质网
D.细胞核
Alice, could you tell me ___________?
A．whether she had been married
B．what’s happened to you
C．how long Lily had caught a cold
D．how you call these animals
