________ you met the foreigner from Canada?

A. Where it was that                       B Who it was that

C. Where was it that                       D.  Where was that

患者，男，75岁。拟行膀胱镜检查，经骶管穿刺，回抽无血无脑脊液，注入1％利多卡因30ml后，患者出现抽搐、紫绀，此时最可能的并发症是（）

A.药物逾量

B.药物误入蛛网膜下腔

C.全脊麻

D.局麻药中毒

E.给药错误