保险购买者的影响力属于营销环境中的（）。
A.外部环境
B.经济环境
C.人口环境
D.内部环境
参考答案：D
—Why are you so sweaty?
—I football with my classmates and how I want to have a drink![ ]
A. was playing
B. had been playing
C. have played
D. played
对流原则
