English verb conjugation COULD LIQUEFY

Regular verb: liquefy - liquefied - liquefied

Affirmation

Simple form

I could liquefy
you could liquefy
he could liquefy
we could liquefy
you could liquefy
they could liquefy

V-ing form

I could be liquefying
you could be liquefying
he could be liquefying
we could be liquefying
you could be liquefying
they could be liquefying

Perfect

I could have liquefied
you could have liquefied
he could have liquefied
we could have liquefied
you could have liquefied
they could have liquefied

V-ing perfect

I could have been liquefying
you could have been liquefying
he could have been liquefying
we could have been liquefying
you could have been liquefying
they could have been liquefying

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I liquefy?
could you liquefy?
could he liquefy?
could we liquefy?
could you liquefy?
could they liquefy?

V-ing form

could I be liquefying?
could you be liquefying?
could he be liquefying?
could we be liquefying?
could you be liquefying?
could they be liquefying?

Perfect

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

V-ing perfect

could I have been liquefying?
could you have been liquefying?
could he have been liquefying?
could we have been liquefying?
could you have been liquefying?
could they have been liquefying?

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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