Let’s learn about "어디서 샀어?”

어디에서 샀어? : Where did you buy it?

[other expressions]

- 어디서 샀니? (to younger people or friends)

- 어디서 샀나? (to younger people or friends)

- 어디서 샀냐? (to younger people or friends)

- 어디서 샀어? (to younger people or friends)

- 어디서 샀는가? (to younger people or friends)

- 어디서 샀나요? (honourific by ‘-요’)

- 어디서 샀어요? (honourific by ‘-요’)

- 어디서 샀는가요? (honourific by ‘-요’)

- 어디서 샀습니까? (formal; more honourific by ‘-스’)

- 어디에서 샀니? (to younger people or friends)

- 어디에서 샀나? (to younger people or friends)

- 어디에서 샀냐? (to younger people or friends)

- 어디에서 샀어? (to younger people or friends)

- 어디에서 샀는가? (to younger people or friends)

- 어디에서 샀나요? (honourific by ‘-요’)

- 어디에서 샀어요? (honourific by ‘-요’)

- 어디에서 샀는가요? (honourific by ‘-요’)

- 어디에서 샀습니까? (formal; more honourific by ‘-스’)

[explanations]

* 어디 : where

* -에서 : a place particle means "at/in/on/from"

* -서 : a short form of -에서

* 사다 : buy

* 샀다 : past tense of 사다 by ‘-았-‘

* 샀습니까? : 샀(the stem of 샀다) + -스( a suffix makes a verb more honourific) + -ㅂ니까?(an honourific interrogative verb ending suffix)

* a verb + -니? / -나? / -냐? / -어? / -는가? : a non-honourific interrogative verb ending suffix

* a verb + -나? / 어? / -는가? + -요 : an honourific verb ending suffix

* a verb + -습니까? / -ㅂ니까? : an honourific interrogative verb ending suffix by ‘스’ / ‘-ㅂ’