置管前导管端有“吱”声,病人突然发绀、神志消失,随后心跳骤停()
A.气胸
B.心包压塞
C.血胸
D.空气栓塞
E.血肿
参考答案:D
Choose and correct. 选出错误的一项,并在横线上改正过来。
1. I will send three postcard.
A B C
2. Do you know where the post office are?
3. I want to send this e-mail for my dad and mum.
4. Li Ming need a stamp for his letter.
5. Do you know what's a computer is?
(中药材初加工过程中)“发汗”