Korean phrase
~ 몇 시까지 내야 해요? ~ myeot si kka ji nae ya hae yo
Meaning
By what time do I have to submit ___?
When to use it
This asks what time something must be submitted by. It is a polite way to check a submission deadline, such as for homework.
Example dialogue
숙제는 몇 시까지 내야 해요? suk jje neun myeot si kka ji nae ya hae yo
By what time do I have to turn in my homework?
내일까지 내면 돼요. nae il kka ji nae myeon twae yo
You can turn it in by tomorrow.