以下不属于商务模式特征的是（）。
A.整体性
B.局部性
C.外部性
D.内在性
参考答案：B, C
Can you lend me the novel _____ the other day?
A．that you talked
B．you talked about it
C．which you talked with
D．you talked about
邻近色对比是相环上间隔（）度的色相关系。
A.15
B.30
C.45
D.60
