-아서/어서
-aseo/eoseo
The upper basin spills into the lower one: -아서/어서
The picture Water running down a slope from one basin into the next. You cannot pull the two apart.
Where the picture shows up in -아서/어서
-
the reason that flowed in
늦어서 죄송합니다.
neu-jeo-seo joe-song-ham-ni-da
Sorry I'm late.
-
what the jam caused
길이 막혀서 못 갔어요.
gi-ri ma-kyeo-seo mot ga-sseo-yo
The traffic was bad, so I couldn't make it.
Never put a past-tense marker before -아서/어서. 막혔어서 is wrong.
-
go there, then do it there
은행에 가서 돈을 찾았어요.
eun-haeng-e ga-seo do-neul cha-ja-sseo-yo
I went to the bank and took out some cash.
-
staying in that position
앉아서 기다리세요.
an-ja-seo gi-da-ri-se-yo
Please have a seat and wait.
-
the feeling it produced
만나서 반갑습니다.
man-na-seo ban-gap-seum-ni-da
Nice to meet you.
A command or suggestion cannot follow -아서/어서. Say 늦었으니까 빨리 오세요, not 늦어서 빨리 오세요.