我们熬夜到很晚，为了看电视上的电影。

We ___stayed ___up late to watch a movie on TV.

在拉斯维加斯，我们整夜不睡地赌博。

In Vegas, we were ___staying ___up all night gambling.

她熬夜学习，准备期末考试。

She ___stayed ___up studying for her final exams.