女，23岁，病程较久，皮疹多呈斑片状，颜色淡红，鳞屑减少，干燥皲裂，自觉瘙痒；伴口咽干燥；舌质淡红，苔少，脉沉细。其方药是（）

A.犀角地黄汤

B.清瘟败毒饮

C.桃红四物汤

D.萆薢渗湿汤

E.当归饮子

My English-Chinese dictionary has disappeared. Who _____ have taken it? [ ]

A. should

B. must

C. could

D. would