临床上，新斯的明禁用于（）。
A.麻痹性肠梗阻
B.机械性肠梗阻
C.手术后尿潴留
D.重症肌无力
E.筒箭毒碱过量中毒
参考答案：B
In order to continue to learn by ourselves after leaving school, we must ______ learn how to study in the school now .
A．after all
B．in all
C．above all
D．first of all
鼻泪管末端开口于（）
A.上鼻道
B.中鼻道
C.下鼻道
D.泪囊侧壁
E.泪点
