Korean phrase
~ 써야 해요? ~ sseo ya hae yo
Meaning
Do I have to use ___?
When to use it
This asks whether the speaker must use something. It is a polite way to check whether a particular tool or item is required.
Example dialogue
이 펜을 써야 해요? i pe neul sseo ya hae yo
Do I have to use this pen?
네, 선생님이 그 펜을 쓰라고 하셨어요. ne seon saeng ni mi keu pe neul sseu ra go ha syeo sseo yo
Yes, the teacher said to use that pen.