I don't know how

#. I don't know how ~

나는 어떻게 ~하는지 모르겠어. 정말 대단하다.

 

I don't know how you raise three boys.

> That's why I'm always tired.

I only have one boy and I'm already too tired.

---

I don't know how you got A in all of the exams.

I don't know how your find time travel so much.

I don't know how you are so nice everyone.