槐花散含有的药物是（）
A.荆芥炭
B.生地黄
C.地榆
D.陈皮
E.枳实
参考答案：A
Her mother asked her to keep the windows ____ and the door ____.
A.open ; closed B.closed ; to open C.to open ; to close
比较现代民主制和古代民主制的区别。
