药典规定五倍子含鞣质不得少于( )
A.20.0%B.5.0%C.50.0%D.30.0%E.2.0%
参考答案:C
在会议过程中,如果有与会代表突然昏倒,会议人员应该马上拨打()。
A.110
B.112
C.119
D.120
-____________________
-They're under the chair.[ ]
A. Where is your baseball?
B. Where are your baseball?
C. Where are your keys?
D. Where is your keys?