English verb conjugation COULD EMPOISON

Regular verb: empoison - empoisoned - empoisoned

Affirmation

Simple form

I could empoison
you could empoison
he could empoison
we could empoison
you could empoison
they could empoison

V-ing form

I could be empoisoning
you could be empoisoning
he could be empoisoning
we could be empoisoning
you could be empoisoning
they could be empoisoning

Perfect

I could have empoisoned
you could have empoisoned
he could have empoisoned
we could have empoisoned
you could have empoisoned
they could have empoisoned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I empoison?
could you empoison?
could he empoison?
could we empoison?
could you empoison?
could they empoison?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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