English verb conjugation COULD STUPEFY

Regular verb: stupefy - stupefied - stupefied

Affirmation

Simple form

I could stupefy
you could stupefy
he could stupefy
we could stupefy
you could stupefy
they could stupefy

V-ing form

I could be stupefying
you could be stupefying
he could be stupefying
we could be stupefying
you could be stupefying
they could be stupefying

Perfect

I could have stupefied
you could have stupefied
he could have stupefied
we could have stupefied
you could have stupefied
they could have stupefied

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stupefy?
could you stupefy?
could he stupefy?
could we stupefy?
could you stupefy?
could they stupefy?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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