子晕发生的主要机制是()
A.阴血不足,肝阳上亢
B.气血虚弱,肝失滋养
C.脾肾气虚,清阳不升
D.肝肾不足,耳目失聪
E.痰浊上扰,浊阴不降
参考答案:A
It was half past seven, she ________. [ ]
A. is going to work
B. would go to work
C. were going to work
D. went to work
抗战期间中国农副产品出口主要经营者是()。
A.洋行
B.买办
C.私营进出口企业
D.国营进出口企业