English verb conjugation COULD FOAM

Regular verb: foam - foamed - foamed

Affirmation

Simple form

I could foam
you could foam
he could foam
we could foam
you could foam
they could foam

V-ing form

I could be foaming
you could be foaming
he could be foaming
we could be foaming
you could be foaming
they could be foaming

Perfect

I could have foamed
you could have foamed
he could have foamed
we could have foamed
you could have foamed
they could have foamed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I foam?
could you foam?
could he foam?
could we foam?
could you foam?
could they foam?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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