English verb conjugation COULD COUPLE

Regular verb: couple - coupled - coupled

Affirmation

Simple form

I could couple
you could couple
she could couple
we could couple
you could couple
they could couple

V-ing form

I could be coupling
you could be coupling
she could be coupling
we could be coupling
you could be coupling
they could be coupling

Perfect

I could have coupled
you could have coupled
she could have coupled
we could have coupled
you could have coupled
they could have coupled

V-ing perfect

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

Negation

Simple form

I could not couple
you could not couple
she could not couple
we could not couple
you could not couple
they could not couple

V-ing form

I could not be coupling
you could not be coupling
she could not be coupling
we could not be coupling
you could not be coupling
they could not be coupling

Perfect

I could not have coupled
you could not have coupled
she could not have coupled
we could not have coupled
you could not have coupled
they could not have coupled

V-ing perfect

I could not have been coupling
you could not have been coupling
she could not have been coupling
we could not have been coupling
you could not have been coupling
they could not have been coupling

Interrogative form

Simple form

could I couple?
could you couple?
could she couple?
could we couple?
could you couple?
could they couple?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not couple?
could you not couple?
could she not couple?
could we not couple?
could you not couple?
could they not couple?

V-ing form

could I not be coupling?
could you not be coupling?
could she not be coupling?
could we not be coupling?
could you not be coupling?
could they not be coupling?

Perfect

could I not have coupled?
could you not have coupled?
could she not have coupled?
could we not have coupled?
could you not have coupled?
could they not have coupled?

V-ing perfect

could I not have been coupling?
could you not have been coupling?
could she not have been coupling?
could we not have been coupling?
could you not have been coupling?
could they not have been coupling?

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