下述哪种剂量可产生副作用( )
A．治疗量B．极量C．中毒量D．LD50E．无效量
参考答案：A
—After reading the story about Jin Jing, I was very _____.
—_____. She's really brave. [ ]
A. relaxed; So was I
B. impressing; So did I
C. impressed; So was I
D. relaxing; So I did
开放式基金的流动性很好，特别是货币市场基金，通过申购赎回的方式实现。( )
