Hi, Bob! I can't find my history book. () you () it anywhere

A．Did; see

B．Do; see

C．Have; saw

D．Have; seen

男性，65岁。诊断为胃癌，拟在硬膜外阻滞下行胃大部切除术。术前检查：血糖4mmol/L、BP140/85mmHg、HR85/min、尿糖＋＋＋。心电图、血常规、胸部X线片检查均未见异常。该患者哪种麻醉前给药最不常应用（）

A.吗啡

B.地西泮

C.哌替啶

D.咪达唑仑

E.东莨菪碱