去乙酰毛花苷( )。
A．由心甾和4个糖基组成B．β-内酰胺酶抑制剂C．中枢性肌肉松弛剂D．广谱抗寄生虫病药E．烷化剂类抗肿瘤药
参考答案：A
—Natalia Partyka has just beaten Li Jiawei!
—It's hard to a girl with only one arm can play ping-pong so well.[ ]
A. imagine
B. realize
C. know
D. find
A．
B．
C．
D．
