下列费用属于直接费的是()。
A.施工机械大修费
B.财务费
C.工具用具使用费
D.财产保险费
参考答案:A
Before joining the Department of Defense, Mr. Panetta ______ as director of the CIA from February 2009 to June 2011. [ ]
A. would serve
B. served
C. was served
D. had been served
关于汤剂制法,下列叙述正确的是
A.置于大小适中的煎器中
B.在容器中加满水
C.加热至沸腾,放冷待用
D.浸出数次,收集各次浸出液,合并
E.加大量水煎