不属于营气特点的是（）
A.贯心脉
B.泌其津液
C.注之于脉
D.化以为血
E.以荣四末
参考答案：A
People have realized that they should go on __ balanced diet and do _____ exercise every day.
A．a; /
B．the; an
C．the; the
D．/; an
原发性三叉神经痛的病因被认为可能是
A．异位微血管襻的压迫B．多发性硬化C．听神经瘤D．鼻咽癌E．脑膜瘤
