我们很快就能完成这个项目。

We'll have finished the project ___before ___you ___know ___it.

周末转眼就到了。

The weekend will be here ___before ___you ___know ___it.

他适应新工作的速度很快，感觉转眼间就成了团队的一员。

He adapted to the new job so quickly; it felt like he was part of the team ___before ___you ___know ___it.