含鞣质及多种黄酮类成分，来源于豆科的药材是（）
A.鸡血藤
B.沉香
C.降香
D.大血藤
E.钩藤
参考答案：A
痞满病久郁而化热，致病人出现寒热错杂，虚实并见证候者，应首选下列何方（）
A.二陈汤加减
B.枳实消痞丸加减
C.保和丸加减
D.越鞠丸加减
E.泻心汤加减
But it will be more than 100years _______ the country begins once again to look as it did before. [ ]
A. since
B. that
C. when
D. before
