与甘草合用后协同抗炎、抗变态反应的西药是（）

A.抗癫痫药

B.氢化可的松

C.灰黄霉素

D.巯甲丙脯酸（卡托普利）

E.镇静药

How much is this necklace?（）

A.It's very nice.

B.It's a birthday present from my parents. 

C.It costs fifty pounds. 

D.It's a bargain.