Everyone ____ his own hobbies. [ ]
A. have
B. has
C. is having
D. haves
答案：B
在液氯泄漏事故处置过程中，对现场轻微中毒人员应立即转移到空气新鲜处，对接触毒物的皮肤、面部可用水冲洗，症状严重者立即送医院诊治。（）
正常总胆管宽径不应超过()
A．0.5cm
B．1.0cm
C．1.5cm
D．2.0cm
E．3.0cm
