you study hard you will pass the exam.A. IfB. AlthoughC. ThoughD. Before

问题补充：

you study hard, you will pass the exam.

A. If

B. Although

C. Though

D. Before

答案：

(答案→)A. If

B. Although

C. Though

D. Before

解析：考查从句连词的辨析。句意为如果你学习努力，你将会通过考试。Although 尽管 though 尽管 before在……之前