English verb conjugation COULD UPRIGHT

Regular verb: upright - uprighted - uprighted

Affirmation

Simple form

I could upright
you could upright
he could upright
we could upright
you could upright
they could upright

V-ing form

I could be uprighting
you could be uprighting
he could be uprighting
we could be uprighting
you could be uprighting
they could be uprighting

Perfect

I could have uprighted
you could have uprighted
he could have uprighted
we could have uprighted
you could have uprighted
they could have uprighted

V-ing perfect

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

Negation

Simple form

I could not upright
you could not upright
he could not upright
we could not upright
you could not upright
they could not upright

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I upright?
could you upright?
could he upright?
could we upright?
could you upright?
could they upright?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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