A. 采血时间 B. 是否呼吸机 C. 呼吸机工作参数 D. 吸氧方法及吸入的氧流量 E. 病人体温
A. 正确 B. 错误
A. It's very nice. B. It's a birthday present from my parents. C. It costs fifty pounds. D. It's a bargain.