V. + ㄹ/을까(요)? "would it . . . ?," "do you think it will . . . ?"

V. + ㄹ/을까(요)? "would it . . . ?," "do you think it will . . . ?"

Although this question generally solicits the listener's opinion, it requires different responses depending on the context of the question.

a. Inviting "yes-no" answer
: "would you like to . . . ?," "shall we . . . ?"

When the subject is we, this question invites the listener's permission or agreement.

• 이것을 같이 의논해 볼까요?
  => Shall we discuss this together?
  
• 이따 점심 식사를 같이 할까요?
  => Shall we have lunch together later?
  
• 네, 좋아요. 같이 식사합시다.
  => Yes, that's good. Let's eat together.

b. Asking for an opinion
: "do you think . . . ?"

When the subject of the sentence is a third person (he, she, or they), it asks for the
listener's opinion.

• 김 선생님이 학교에 오실까요?
  => Do you think Mr. Kim will come to school?
  
• 내일은 날씨가 좋을까요?
  => Do you think it will be nice tomorrow?
  
• 아마 좋을 거예요.
  => Probably, it will be nice.

c. Asking for advice
: "Which is better . . . ?," "Shall I do this . . . or that . . . ?"

When the subject is I, the question asks for the listener's advice.

• 제가 한가지 여쭈어 볼까요?
  => Shall I ask a question?
  
• 제가 그 분에게 전화해 볼까요?
  => Shall I telephone him?
  
• 공항에 가는데 공항 버스를 탈까요, 택시를 탈까요?
  => I am going to the airport; shall I take an airport bus or a cab?
  
• 택시는 비싸니까 공항 버스를 타세요.
  => Since a taxi is expensive, please take the airport bus.