English verb conjugation COULD CUPEL

Regular verb: cupel - cupeled - cupeled

Affirmation

Simple form

I could cupel
you could cupel
he could cupel
we could cupel
you could cupel
they could cupel

V-ing form

I could be cupeling
you could be cupeling
he could be cupeling
we could be cupeling
you could be cupeling
they could be cupeling

Perfect

I could have cupeled
you could have cupeled
he could have cupeled
we could have cupeled
you could have cupeled
they could have cupeled

V-ing perfect

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

Negation

Simple form

I could not cupel
you could not cupel
he could not cupel
we could not cupel
you could not cupel
they could not cupel

V-ing form

I could not be cupeling
you could not be cupeling
he could not be cupeling
we could not be cupeling
you could not be cupeling
they could not be cupeling

Perfect

I could not have cupeled
you could not have cupeled
he could not have cupeled
we could not have cupeled
you could not have cupeled
they could not have cupeled

V-ing perfect

I could not have been cupeling
you could not have been cupeling
he could not have been cupeling
we could not have been cupeling
you could not have been cupeling
they could not have been cupeling

Interrogative form

Simple form

could I cupel?
could you cupel?
could he cupel?
could we cupel?
could you cupel?
could they cupel?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not cupel?
could you not cupel?
could he not cupel?
could we not cupel?
could you not cupel?
could they not cupel?

V-ing form

could I not be cupeling?
could you not be cupeling?
could he not be cupeling?
could we not be cupeling?
could you not be cupeling?
could they not be cupeling?

Perfect

could I not have cupeled?
could you not have cupeled?
could he not have cupeled?
could we not have cupeled?
could you not have cupeled?
could they not have cupeled?

V-ing perfect

could I not have been cupeling?
could you not have been cupeling?
could he not have been cupeling?
could we not have been cupeling?
could you not have been cupeling?
could they not have been cupeling?

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