N 중이다
It is used to indicate that something is going on, and not finished.
공부 중입니다.
I am studying.
회의 중이에요.
I am in the meeting now.
외출 중입니까?
Are you out?
Conversation:
어디에 전화해요?
Who are you calling?
서연 씨한테요. 그런데 계속 통화 중이에요.
I am calling Ms. Seoyon, but the line remains busy.
그래요? 무슨 일이 있어요?
Yeah? Why are you calling?
네, 서연 씨한테 부탁할 일이 있어요.
Well, I have a favor to ask her.
Related words
통화 speaking on the phone
부탁하다 to ask a favor
외출 going out