【单选题】I still think of her _________.
【简答题】—What do you think of her dress?—I think it still looks quite fashionable on her ___________ it is a style of many years ago.A. though B. or C. so D. because
【单选题】Pink clothes don’t suit her at all, yet she still likes to wear her pink overcoat. I think it’s absolutely a matter of her personal ________.
【多选题】建立人均鸡肉消费量Y对鸡肉价格PC、牛肉价格PB、人均总收入XD、人均可支配收入YD的回归方程【图片】,采用年度数据的回归结果显示,方程存在多重共线性。以下关于多重共线性的补救措施正确的是
C.
剔除人均总收入 XD 或人均可支配收入 YD
D.
采用相对价格 PC/PB 或 PB/PC 替代 PC 和 PB