归脾汤和复脉汤两方均具有的功用为
A.滋阴养血B.补脾养心C.益气退热D.养心安神E.升阳举陷
参考答案:A
将g金属钠投入到g水(足量)中。
(1)所得溶液中溶质的质量分数为 ;
(2)能否求溶液中溶质的物质的量浓度?为什么?
;
(3)所得溶液中Na+与H2O的个数比为 。
---He went to see the man who was in hospital yesterday.--- ______.
A.So we did
B.So did we
C.We did so
D.Did so we