化疗类西药宜联用的中药是（）
A.人参与刺五加
B.黄芪与女贞子
C.当归与山茱萸
D.山楂和大枣
E.鹿茸与北沙参
参考答案：A, B, C
备查账簿属于正式账簿，需要根据会计凭证来登记。( )
One hundred percent _______ to your studies, though it can be lonely and no fun at all, will leave precious marks on your youth.
A．commitment
B．attention
C．reference
D．reaction
