子痫前期孕妇应用硫酸镁治疗时，呼吸每分钟不应少于（）
A.12次／分
B.14次／分
C.16次／分
D.18次／分
E.20次／分
参考答案：C
I really want to know _______.
A．what is wrong with my brother
B．how will he go to Beijing tomorrow
C．if had he bought that car
D．where did he go yesterday
腹腔镜检查时发生大血管出血应：
A．电凝
B．压迫止血
C．输血同时开腹手术
D．缝扎止血
E．止血药物
