术后尿潴留可首选（）
A.毒扁豆碱
B.新斯的明
C.呋塞米（速尿）
D.阿托品
E.琥珀胆碱
参考答案：B
Nanjing is a beautiful city and it _____ again. [ ]
A. is worth being visited
B. is worthy of visiting
C. is worthy to visit
D. is worthy of being visited
小肝癌的定位诊断最佳的检查方法是
A．CT
B．B超
C．AFP测定
D．选择性腹腔动脉造影
E．肝穿刺针吸细胞检查
