药学保健是要求
A．三日极量B．二日常用量C．二日极量D．三日常用量E．七日常用量
参考答案：B
They have earned lots of money, so I ________ believe that the business is a success.[ ]
A. mildly
B. firmly
C. actively
D. tightly
增强CT扫描，哪种病变不增强？（）
A.垂体腺瘤
B.动脉瘤
C.脑膜瘤
D.蛛网膜囊肿
E.髓质细胞瘤
