English verb conjugation COULD DECOUPLE

Regular verb: decouple - decoupled - decoupled

Affirmation

Simple form

I could decouple
you could decouple
she could decouple
we could decouple
you could decouple
they could decouple

V-ing form

I could be decoupling
you could be decoupling
she could be decoupling
we could be decoupling
you could be decoupling
they could be decoupling

Perfect

I could have decoupled
you could have decoupled
she could have decoupled
we could have decoupled
you could have decoupled
they could have decoupled

V-ing perfect

I could have been decoupling
you could have been decoupling
she could have been decoupling
we could have been decoupling
you could have been decoupling
they could have been decoupling

Negation

Simple form

I couldn't decouple
you couldn't decouple
she couldn't decouple
we couldn't decouple
you couldn't decouple
they couldn't decouple

V-ing form

I couldn't be decoupling
you couldn't be decoupling
she couldn't be decoupling
we couldn't be decoupling
you couldn't be decoupling
they couldn't be decoupling

Perfect

I couldn't have decoupled
you couldn't have decoupled
she couldn't have decoupled
we couldn't have decoupled
you couldn't have decoupled
they couldn't have decoupled

V-ing perfect

I couldn't have been decoupling
you couldn't have been decoupling
she couldn't have been decoupling
we couldn't have been decoupling
you couldn't have been decoupling
they couldn't have been decoupling

Interrogative form

Simple form

could I decouple?
could you decouple?
could she decouple?
could we decouple?
could you decouple?
could they decouple?

V-ing form

could I be decoupling?
could you be decoupling?
could she be decoupling?
could we be decoupling?
could you be decoupling?
could they be decoupling?

Perfect

could I have decoupled?
could you have decoupled?
could she have decoupled?
could we have decoupled?
could you have decoupled?
could they have decoupled?

V-ing perfect

could I have been decoupling?
could you have been decoupling?
could she have been decoupling?
could we have been decoupling?
could you have been decoupling?
could they have been decoupling?

Interro-negative form

Simple form

couldn't I decouple?
couldn't you decouple?
couldn't she decouple?
couldn't we decouple?
couldn't you decouple?
couldn't they decouple?

V-ing form

couldn't I be decoupling?
couldn't you be decoupling?
couldn't she be decoupling?
couldn't we be decoupling?
couldn't you be decoupling?
couldn't they be decoupling?

Perfect

couldn't I have decoupled?
couldn't you have decoupled?
couldn't she have decoupled?
couldn't we have decoupled?
couldn't you have decoupled?
couldn't they have decoupled?

V-ing perfect

couldn't I have been decoupling?
couldn't you have been decoupling?
couldn't she have been decoupling?
couldn't we have been decoupling?
couldn't you have been decoupling?
couldn't they have been decoupling?

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