They gave her the test before she had studied.这句话怎么翻译?用倒序iyuqilema?

问题描述:

They gave her the test before she had studied.这句话怎么翻译?用倒序iyuqilema?
用到虚拟语气了吗?

他们在她还没有学习之前对她进行了测试
虚拟语气?没有吧为什么要用过去完成时?我看不明白( ⊙ o ⊙ )啊!没有学习完嘛,学习是一个过程,还没完全学好就进行测试,应该是这个意思吧