下列说法中正确的是
A. 心瓣膜病、心功能差及病情严重者、甲状腺功能低下者镇静及镇痛药的剂量应减少
B. 急诊手术因未禁食，发生误吸胃内容物的可能性增加，应提前给予非特异性抗酸药
C. 为防止药物可能有害的相互作用，选择术前用药时应了解患者目前的用药情况
D. 精神紧张焦虑者，可于手术前晚口服催眠药或镇静药
E. 术前应根据不同的给药途径选择不同给药时间
___a real lesson,facing a real teacher, probably forces you to be more committed.
A. To attend
B. Attending
C. Attend
D. Having attend
Veronica and Anna Maria,___next door to each other, both are freshmen at the University of Seville.
A. to live
B. living
C. live
D. lived
Will you stay there for _____ whole afternoon?
A. the
B. /
C. a
D. one
微信支付 
支付宝支付