Examples
bù不，rú guǒ如果bù不cóng从xiàn zài现在kāi shǐ开始liàn xí练习，jiù就lái bu jí来不及le了。
不，如果不从现在开始练习，就来不及了。
No, if you do not start practising from now onwards, it would be too late.
时间快来不及了。
We're running out of time.
我时间有点来不及，只能出门买大饼油条。
I'm running a little short on time, so I can only go out and buy flat bread and bread sticks.