It's been ~ since~

#. It's been ~ since~

~로부터 ~되었어.

 

It's already 2018.

> Yeah. It's been 25 years since we moved here.

Wow. Time files. 시간 빠르다.

---

It's been two weeks since my sister was born.

It's been 5 years since I graduate.

It's been 8 months since I am working here.