English verb conjugation COULD RIGHTEN

Regular verb: righten - rightened - rightened

Affirmation

Simple form

I could righten
you could righten
he could righten
we could righten
you could righten
they could righten

V-ing form

I could be rightening
you could be rightening
he could be rightening
we could be rightening
you could be rightening
they could be rightening

Perfect

I could have rightened
you could have rightened
he could have rightened
we could have rightened
you could have rightened
they could have rightened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I righten?
could you righten?
could he righten?
could we righten?
could you righten?
could they righten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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