可用于增加难溶性药物的溶解度的是（）。
A.环糊精
B.液状石蜡
C.羊毛脂
D.七氟丙烷
E.硬脂醇
参考答案：A
My father likes sports. He is a baseball ______________.[ ]
A. playing
B. players
C. player
检测间歇性消化道出血最好使用何种显像剂
A．99mTc-硫胶体
B．99mTc-RBC
C．99mTc-EHIDA
D．99mTcO4-
E．99mTc-ECD
