English verb conjugation COULD UNCOUPLE

Regular verb: uncouple - uncoupled - uncoupled

Affirmation

Simple form

I could uncouple
you could uncouple
he could uncouple
we could uncouple
you could uncouple
they could uncouple

V-ing form

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

I could have uncoupled
you could have uncoupled
he could have uncoupled
we could have uncoupled
you could have uncoupled
they could have uncoupled

V-ing perfect

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

I couldn't uncouple
you couldn't uncouple
he couldn't uncouple
we couldn't uncouple
you couldn't uncouple
they couldn't uncouple

V-ing form

I couldn't be uncoupling
you couldn't be uncoupling
he couldn't be uncoupling
we couldn't be uncoupling
you couldn't be uncoupling
they couldn't be uncoupling

Perfect

I couldn't have uncoupled
you couldn't have uncoupled
he couldn't have uncoupled
we couldn't have uncoupled
you couldn't have uncoupled
they couldn't have uncoupled

V-ing perfect

I couldn't have been uncoupling
you couldn't have been uncoupling
he couldn't have been uncoupling
we couldn't have been uncoupling
you couldn't have been uncoupling
they couldn't have been uncoupling

Interrogative form

Simple form

could I uncouple?
could you uncouple?
could he uncouple?
could we uncouple?
could you uncouple?
could they uncouple?

V-ing form

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

could I have uncoupled?
could you have uncoupled?
could he have uncoupled?
could we have uncoupled?
could you have uncoupled?
could they have uncoupled?

V-ing perfect

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

couldn't I uncouple?
couldn't you uncouple?
couldn't he uncouple?
couldn't we uncouple?
couldn't you uncouple?
couldn't they uncouple?

V-ing form

couldn't I be uncoupling?
couldn't you be uncoupling?
couldn't he be uncoupling?
couldn't we be uncoupling?
couldn't you be uncoupling?
couldn't they be uncoupling?

Perfect

couldn't I have uncoupled?
couldn't you have uncoupled?
couldn't he have uncoupled?
couldn't we have uncoupled?
couldn't you have uncoupled?
couldn't they have uncoupled?

V-ing perfect

couldn't I have been uncoupling?
couldn't you have been uncoupling?
couldn't he have been uncoupling?
couldn't we have been uncoupling?
couldn't you have been uncoupling?
couldn't they have been uncoupling?

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