肺源性心脏病心力衰竭强心剂使用指征为()。
A.感染控制,利尿剂使用无效
B.双肺底湿啰音
C.心率大于120次/分
D.发绀明显
E.下肢明显水肿
参考答案:A
— Is it in your room?
— ___________________[ ]
A. Yes, it isn't.
B. No, it isn't.
C. No, it is.
To make sure that he was at home, I called him up ____ .
A. by chance B. in general C. in particular D in advance