截止日期只有两天了，所以我们需要抓紧工作。

The deadline is just ___two ___days away, so we need to work quickly.

我们的暑假只有三周了，我们非常兴奋！

Our summer vacation is only ___three ___weeks away, and we're so excited!

下一班火车将在十五分钟后发车。

The next train departure is ___fifteen ___minutes away from now.