— Will you please give the dictionary to Jane?

— Sure. I'll give it to her _____ she arrives here. [ ]

A. before

B. until

C. because

D. as soon as

麻醉前用药的基本原则下列叙述哪些正确（）

A.老人、小儿宜用麻醉性镇痛药于手术前缓解疼痛

B.老人、小儿术前抗胆碱药宜选东莨菪碱

C.婴幼儿代谢率高镇静药相对较大

D.小儿腺体分泌旺盛术前抗胆碱药量可偏高

E.选择椎管内麻醉者一般不用抗胆碱药