30.Maybe if I science, and not literature then, I would be able to give you more help.
参考答案
C
2011_北京卷 (英语)
30.Maybe if I science, and not literature then, I would be able to give you more help.
C
【答案】C
【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。