以下麻醉药物作用时间最长的是（）。
A.普鲁卡因
B.利多卡因
C.布比卡因
D.丁卡因
E.爱迪卡因
参考答案：C
如果病人出现腹痛加重，伴腹胀，恶心呕吐，应想到以下哪项可能
A．肠穿孔
B．肠道出血
C．幽门梗阻
D．肠梗阻
E．局部癌变
I've never read a better book than this one. _____, it is the best one that I have ever read.[ ]
A. Since then
B. In other words
C. At times
D. In some ways
