English verb conjugation COULD STEAM

Regular verb: steam - steamed - steamed

Affirmation

Simple form

I could steam
you could steam
he could steam
we could steam
you could steam
they could steam

V-ing form

I could be steaming
you could be steaming
he could be steaming
we could be steaming
you could be steaming
they could be steaming

Perfect

I could have steamed
you could have steamed
he could have steamed
we could have steamed
you could have steamed
they could have steamed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I steam?
could you steam?
could he steam?
could we steam?
could you steam?
could they steam?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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