English verb conjugation COULD SCUPPER

Regular verb: scupper - scuppered - scuppered

Affirmation

Simple form

I could scupper
you could scupper
he could scupper
we could scupper
you could scupper
they could scupper

V-ing form

I could be scuppering
you could be scuppering
he could be scuppering
we could be scuppering
you could be scuppering
they could be scuppering

Perfect

I could have scuppered
you could have scuppered
he could have scuppered
we could have scuppered
you could have scuppered
they could have scuppered

V-ing perfect

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

Negation

Simple form

I could not scupper
you could not scupper
he could not scupper
we could not scupper
you could not scupper
they could not scupper

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I scupper?
could you scupper?
could he scupper?
could we scupper?
could you scupper?
could they scupper?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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