单项选择题 适应产业资本循环周转和再生产运动的需要而产生的信用形式是（ ）

单项选择题 M: As far as I know, you and your husband enjoy traveling a lot. Where are you going for this year’s holiday? W: Considering the experience we had last year in New Orleans, I’d rather stay at home this year. Q: What do we learn from the conversation?（）

单项选择题 社会总产品的价值中扣除生产成本以后剩余的价值，也称为（ ）A.剩余价值B.社会总需求###S