Question

이불이 침대에서 떨어져 있어요 -아/어 있- is used with non-transitive (not requiring direct objects) verbs and only with those that describe actions leading to an end state. General examples of such actions are denoted by verbs of maintaining body position (standing, lying, etc.), transitioning into a distinct state (opening, removing, including, etc.) and verbs of motion towards an end point (come, go, etc.). It is possible to use -아/어 있- with passive verb forms.

Accepted Answer

The covers are off the bed

Front	이불이 침대에서 떨어져 있어요
Back	The covers are off the bed
Notes	-아/어 있- is used with non-transitive (not requiring direct objects) verbs and only with those that describe actions leading to an end state. General examples of such actions are denoted by verbs of maintaining body position (standing, lying, etc.), transitioning into a distinct state (opening, removing, including, etc.) and verbs of motion towards an end point (come, go, etc.). It is possible to use -아/어 있- with passive verb forms.

Verbs 아/어 있 Actions End 이불이 침대에서 떨어져