在治疗瘀血病证时，常配以行气、补气药，其理论根据是（）
A.气能生血
B.气能行血
C.气能摄血
D.血能载气
E.血能生气
参考答案：B
The plane flew smoothly ______ in the sky and people spoke ______ of the experienced pilot.
A．high；high
B．highly；highly
C．high；highly
D．highly；high
心包积液时可见（）
A.水冲脉
B.脱落脉
C.无脉
D.交替脉
E.奇脉
