English verb conjugation COULD POLKA

Regular verb: polka - polkaed - polkaed

Affirmation

Simple form

I could polka
you could polka
he could polka
we could polka
you could polka
they could polka

V-ing form

I could be polkaing
you could be polkaing
he could be polkaing
we could be polkaing
you could be polkaing
they could be polkaing

Perfect

I could have polkaed
you could have polkaed
he could have polkaed
we could have polkaed
you could have polkaed
they could have polkaed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I polka?
could you polka?
could he polka?
could we polka?
could you polka?
could they polka?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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