项目后评价的基本方法是( )。
A.对比法 B.层次分析法 C.比例法 D.加权平均法
参考答案:A
五迟、五软之痰瘀阻滞证治疗首选方
A.济生肾气丸合调元散B.六味地黄丸合四物汤C.通窍活血汤合二陈汤D.十全大补丸合天麻钩藤饮E.杞菊地黄丸合桃红四物汤
The students were all tired, but ___ of them stopped to have a rest.
A.none
B.each
C.either
D.neither