下列哪种药物不能促进内源性胰岛素分泌（）
A.氯磺丙脲
B.格列本脲
C.吡格列酮
D.瑞格列奈
E.甲苯磺丁脲
参考答案：C
Waiter, ________?
—Wait a minute, sir. That’s $ 80 altogether.
A．would you charge me
B．how much did we eat
C．may I have the bill, please?
D．would you take the money
神经衰弱最主要的特点是（）
A.睡眠障碍
B.情绪易激惹
C.易疲劳
D.头痛头晕
E.肌肉萎缩
