芳胺的悬浮法重氮化
参考答案：指碱性较弱的芳胺重氮化时，先用浓度较高的酸加热使芳胺溶解，然后冷却析出芳胺沉淀，再迅速加入亚硝酸溶液进行重氮化的重氮化方法。
下列哪一项精浊外治法是错误的：（）
A.保留灌肠
B.药物坐浴
C.肛门栓剂
D.前列腺按摩
E.前列腺穿刺引流
I paid a visit to the small town last week where I was born, which I hadn’t
visited for years.
A．Every time
B．Once more
C．On time
D．Now and then
