Let's learn about "싸웠어요?"

싸웠어요? : Did you fight?

[other expressions]

- 싸웠니? (to younger people or friends)

- 싸웠나? (to younger people or friends)

- 싸웠냐? (to younger people or friends)

- 싸웠어? (to younger people or friends)

- 싸웠는가? (to younger people or friends)

- 싸웠나요? (honourific by ‘-요’)

- 싸웠어요? (honourific by ‘-요’)

- 싸웠는가요? (honourific by ‘-요’)

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

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

[explanations]

* 싸우다 : fight

* 싸웠다 : past tense of present perfect of 싸우다 by '-었-'

* 싸우셨다 : an honourific form of 싸웠다 by '-시-'; '-었-' changed into '-였-' for easy pronunciation

* 싸웠어? : 싸웠(the stem of 싸웠다) + -어?(a non-honourific interrogative verb ending suffix)

* 싸웠는가? : 싸웠(the stem of 싸웠다) + -ㄴ가?(a non-honourific interrogative verb ending suffix)

* 싸웠습니까? : 싸웠(the stem of 싸웠다) + -스(a suffix makes a verb more honourific) + -ㅂ니까?(an  honourific interrogative verb ending suffix)

* 싸우셨습니까? : 싸우셨(the stem of 싸우셨다) + -스(a suffix makes a verb more honourific) + -ㅂ니까?(an  honourific interrogative verb ending suffix)

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

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

* a verb + -ㅂ니까? / -습니까? / -셨습니까? : an honourific interrgative verb ending suffix by ‘-ㅂ-‘ / '스'