But usually, if you are not able to work out something in terms of taking the exam at a different time,

不过通常情况下，你不太可能被允许换个时间参加考试，

临时抱佛脚？也做过 - SpeakingMax英语口语达人

Are students allowed to use books when taking tests?

学生在参加考试的时候允许看书吗？

考试应该这么准备 - SpeakingMax英语口语达人