English verb conjugation
COULD SCABBLE

Regular verb: scabble - scabbled - scabbled

Affirmation

Simple form	V-ing form
I could scabble you could scabble he could scabble we could scabble you could scabble they could scabble	I could be scabbling you could be scabbling he could be scabbling we could be scabbling you could be scabbling they could be scabbling
Perfect	V-ing perfect
I could have scabbled you could have scabbled he could have scabbled we could have scabbled you could have scabbled they could have scabbled	I could have been scabbling you could have been scabbling he could have been scabbling we could have been scabbling you could have been scabbling they could have been scabbling

Negation

Simple form	V-ing form
I could not scabble you could not scabble he could not scabble we could not scabble you could not scabble they could not scabble	I could not be scabbling you could not be scabbling he could not be scabbling we could not be scabbling you could not be scabbling they could not be scabbling
Perfect	V-ing perfect
I could not have scabbled you could not have scabbled he could not have scabbled we could not have scabbled you could not have scabbled they could not have scabbled	I could not have been scabbling you could not have been scabbling he could not have been scabbling we could not have been scabbling you could not have been scabbling they could not have been scabbling

Interrogative form

Simple form	V-ing form
could I scabble? could you scabble? could he scabble? could we scabble? could you scabble? could they scabble?	could I be scabbling? could you be scabbling? could he be scabbling? could we be scabbling? could you be scabbling? could they be scabbling?
Perfect	V-ing perfect
could I have scabbled? could you have scabbled? could he have scabbled? could we have scabbled? could you have scabbled? could they have scabbled?	could I have been scabbling? could you have been scabbling? could he have been scabbling? could we have been scabbling? could you have been scabbling? could they have been scabbling?

Interro-negative form

Simple form	V-ing form
could I not scabble? could you not scabble? could he not scabble? could we not scabble? could you not scabble? could they not scabble?	could I not be scabbling? could you not be scabbling? could he not be scabbling? could we not be scabbling? could you not be scabbling? could they not be scabbling?
Perfect	V-ing perfect
could I not have scabbled? could you not have scabbled? could he not have scabbled? could we not have scabbled? could you not have scabbled? could they not have scabbled?	could I not have been scabbling? could you not have been scabbling? could he not have been scabbling? could we not have been scabbling? could you not have been scabbling? could they not have been scabbling?