以券融资就是指资金的盈余者出让资金并暂收抵押债券的行为。( )
参考答案：错
---What does the new teacher look like?
---She _____________ of medium build and _____________ long curly hair.
A is, is B has, has C is, has D has, is
一些权威性较高的二次文献中，记载做皮肤敏感试验的药品中，维生素B注射剂的皮试药液的浓度是（）
A.1mg/ml
B.2mg/ml
C.3mg/ml
D.碳酸氢钠5mg/ml
E.次硝酸铋10mg/ml
