Let's learn about "여기가 어디야?"

1. 여기(가) 어디야? : Where am I? / Where are we? / Where is this place?

ex)

A. 여기 어디야? : Where is this place?

B. 응 서울에서 그 유명한 조선시대 왕궁이었던 덕수궁이야 : Hmm, it is Deoksugung Palace which was the famous royal palace of the Joseon Dynasty in Seoul

2. 거기 어디야? : where are you?

ex)

A. 거기 어디야? : Where are you?

B. 여기? 서울역이야! 금방 도착할 거야 : Here? It's Seoul Station! I'll be there in a minute

[other expressions]

- 여기/거기 어디니? (to younger people or friends)

- 여기/거기 어디냐? (to younger people or friends)

- 여기/거기 어디야? (to younger people or friends)

- 여기/거기 어디인가? (to younger people or friends)

- 여기/거기 어딘가? (a short form of 어디인가?)

- 여기/거기 어디인가요? (honourific by ‘-요’)

- 여기/거기 어디예요? (honourific by ‘-요’)

- 여기/거기 어디입니까? (formal; honourific by ‘-ㅂ’)

[explanations]

* 여기 : here

* 거기 : there

* -가 : a suffix makes 여기 / 거기 the topic of the sentence after a word ends in a vowel: this omitted

* 어디 : where

* -이다 : be

* 어디니? : 어디(where) + 이(the stem of 이다) + -니?

* 어디냐? : 어디(where) + 이(the stem of 이다) + -냐?

* 어디야? : 어디(where) + 이(the stem of 이다) + -야?

* 어디인가? : 어디(where) + 이(the stem of 이다) + -ㄴ가?

* 어딘가? : 어디(where) + 이(the stem of 이다) + -ㄴ가?

* 어디예요? : 어디(where) + 이(the stem of 이다) + -에 + -요?

* 어디입니까? : 어디(where) + 이(the stem of 이다) + -었(a suffix makes a verb past tense) + -ㅂ니까?(an honourific interrogative verb ending suffix by ‘-ㅂ’)

* a verb + -니? / -냐? / -야? / -ㄴ가? : a non-honourific interrogative verb ending suffix

* a verb + -ㄴ가? + -요 : an honourific verb ending suffix

* a verb + -예요? / -입니까? : an honourific interrogative verb ending suffix