Maybe if I sicence and not literature then I would be able to give you more help.A. stud

问题补充：

Maybe if I sicence, and not literature then, I would be able to give you more help.

A. studied

B. would study

C. had studied

D. was studying

答案：

A. studied

B. would study

(答案→)C. had studied

D. was studying

解析：考察虚拟语气，if引导的从句是对过去的虚拟，因此使用过去完成时。