My mother suggested that not only ______ study hard myself but also _____help my sister. [ ]

A. I should; I should  

B. should I; should I  

C. should I; I should  

D. I should; should I

抑阳酒连散是治疗瞳神紧小症的有效方剂之一，它来源于：（）

A.《眼科纂要》

B.《原机启微》

C.《伤寒论》

D.《医宗金鉴》

E.《医林改错》