If a case should arise in which you do have to answer a personal call, keep the interruption as minimal as possible.
in which
in은 왜붙어 있는거에요??
which는 in의 대명사인가요?

If a case should arise in which you do have to answer a personal call, keep the interruption as minimal as possible.
in which
in은 왜붙어 있는거에요??
which는 in의 대명사인가요?
