English verb conjugation COULD SCULL

Regular verb: scull - sculled - sculled

Affirmation

Simple form

I could scull
you could scull
he could scull
we could scull
you could scull
they could scull

V-ing form

I could be sculling
you could be sculling
he could be sculling
we could be sculling
you could be sculling
they could be sculling

Perfect

I could have sculled
you could have sculled
he could have sculled
we could have sculled
you could have sculled
they could have sculled

V-ing perfect

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

Negation

Simple form

I could not scull
you could not scull
he could not scull
we could not scull
you could not scull
they could not scull

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I scull?
could you scull?
could he scull?
could we scull?
could you scull?
could they scull?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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