诊断完全性束支传导阻滞的主要依据()
A.V1或V2导联QRS呈rsR’型或M型
B.宽大畸形的QRS波
C.T波倒置
D.P波倒置
E.肢体导联大P波
参考答案:A
用单词的适当形式填空
1. I must (finish) my homework first.
2. She (have) (get) up early yesterday.
3. He (not have to) finish the work today.
4. My mother doesn't let me (read) in bed.
5. (not talk). It's time for class.
口服阿片类药物中毒应()
A.立即用5%碳酸氢钠溶液冲洗后,再用清水冲洗
B.以大量清水或肥皂水冲洗,继以30%~50%乙醇擦洗,再以饱和硫酸钠溶液湿敷,24小时忌用油膏
C.以5%氯化钙溶液清洗
D.用棉花蘸松节油清除后,再涂羊毛脂
E.以1:2000高锰酸钾溶液洗胃