称提说在南宋主要指可兑换纸币的理论。
参考答案：对
-__________ you with your grandparents two days ago?
-Yes, I __________ with them in Beijing.
A. Was, were
B. Were, was
C. Were, were
D Was, was
“工业心理学之父”是（）
A.威廉·冯特
B.韦伯
C.法约尔
D.闵斯特伯格
