—Can you give me           on how to learn math well?

—Oh, I’m weak in math, I think you can ask Tom for help.

—Thank you all the same.

A. some advice             B. some advices           C. any advice

患者，男性，26岁。下利清水，脐腹疼痛，按之坚硬有块，口干舌燥，脉滑实。治疗应首选（）

A.葛根黄芩黄连汤

B.大承气汤

C.芍药汤

D.温脾汤

E.大柴胡汤