治疗重症肌无力首选（）
A.毛果芸香碱
B.乙酰胆碱
C.毒扁豆碱
D.新斯的明
E.肾上腺素
参考答案：D
工资指导价位高、低收入的百分比是( )。
A．高为3%～10%
B．高为5%～10%
C．低为5%～10%
D．高和低为8%
E．低为3%～10%
—____
—Some rice, please.
A. What about something to drink?
B. Would you like to have lunch with me?
C. May I take your order?
