English verb conjugation
COULD UNCOUPLE

Regular verb: uncouple - uncoupled - uncoupled

Affirmation

Simple form	V-ing form
I could uncouple you could uncouple he could uncouple we could uncouple you could uncouple they could uncouple	I could be uncoupling you could be uncoupling he could be uncoupling we could be uncoupling you could be uncoupling they could be uncoupling
Perfect	V-ing perfect
I could have uncoupled you could have uncoupled he could have uncoupled we could have uncoupled you could have uncoupled they could have uncoupled	I could have been uncoupling you could have been uncoupling he could have been uncoupling we could have been uncoupling you could have been uncoupling they could have been uncoupling

Negation

Simple form	V-ing form
I could not uncouple you could not uncouple he could not uncouple we could not uncouple you could not uncouple they could not uncouple	I could not be uncoupling you could not be uncoupling he could not be uncoupling we could not be uncoupling you could not be uncoupling they could not be uncoupling
Perfect	V-ing perfect
I could not have uncoupled you could not have uncoupled he could not have uncoupled we could not have uncoupled you could not have uncoupled they could not have uncoupled	I could not have been uncoupling you could not have been uncoupling he could not have been uncoupling we could not have been uncoupling you could not have been uncoupling they could not have been uncoupling

Interrogative form

Simple form	V-ing form
could I uncouple? could you uncouple? could he uncouple? could we uncouple? could you uncouple? could they uncouple?	could I be uncoupling? could you be uncoupling? could he be uncoupling? could we be uncoupling? could you be uncoupling? could they be uncoupling?
Perfect	V-ing perfect
could I have uncoupled? could you have uncoupled? could he have uncoupled? could we have uncoupled? could you have uncoupled? could they have uncoupled?	could I have been uncoupling? could you have been uncoupling? could he have been uncoupling? could we have been uncoupling? could you have been uncoupling? could they have been uncoupling?

Interro-negative form

Simple form	V-ing form
could I not uncouple? could you not uncouple? could he not uncouple? could we not uncouple? could you not uncouple? could they not uncouple?	could I not be uncoupling? could you not be uncoupling? could he not be uncoupling? could we not be uncoupling? could you not be uncoupling? could they not be uncoupling?
Perfect	V-ing perfect
could I not have uncoupled? could you not have uncoupled? could he not have uncoupled? could we not have uncoupled? could you not have uncoupled? could they not have uncoupled?	could I not have been uncoupling? could you not have been uncoupling? could he not have been uncoupling? could we not have been uncoupling? could you not have been uncoupling? could they not have been uncoupling?