English verb conjugation
SHOULD SCUPPER

Regular verb: scupper - scuppered - scuppered

Affirmation

Simple form	V-ing form
I should scupper you should scupper he should scupper we should scupper you should scupper they should scupper	I should be scuppering you should be scuppering he should be scuppering we should be scuppering you should be scuppering they should be scuppering
Perfect	V-ing perfect
I should have scuppered you should have scuppered he should have scuppered we should have scuppered you should have scuppered they should have scuppered	I should have been scuppering you should have been scuppering he should have been scuppering we should have been scuppering you should have been scuppering they should have been scuppering

Negation

Simple form	V-ing form
I should not scupper you should not scupper he should not scupper we should not scupper you should not scupper they should not scupper	I should not be scuppering you should not be scuppering he should not be scuppering we should not be scuppering you should not be scuppering they should not be scuppering
Perfect	V-ing perfect
I should not have scuppered you should not have scuppered he should not have scuppered we should not have scuppered you should not have scuppered they should not have scuppered	I should not have been scuppering you should not have been scuppering he should not have been scuppering we should not have been scuppering you should not have been scuppering they should not have been scuppering

Interrogative form

Simple form	V-ing form
should I scupper? should you scupper? should he scupper? should we scupper? should you scupper? should they scupper?	should I be scuppering? should you be scuppering? should he be scuppering? should we be scuppering? should you be scuppering? should they be scuppering?
Perfect	V-ing perfect
should I have scuppered? should you have scuppered? should he have scuppered? should we have scuppered? should you have scuppered? should they have scuppered?	should I have been scuppering? should you have been scuppering? should he have been scuppering? should we have been scuppering? should you have been scuppering? should they have been scuppering?

Interro-negative form

Simple form	V-ing form
should I not scupper? should you not scupper? should he not scupper? should we not scupper? should you not scupper? should they not scupper?	should I not be scuppering? should you not be scuppering? should he not be scuppering? should we not be scuppering? should you not be scuppering? should they not be scuppering?
Perfect	V-ing perfect
should I not have scuppered? should you not have scuppered? should he not have scuppered? should we not have scuppered? should you not have scuppered? should they not have scuppered?	should I not have been scuppering? should you not have been scuppering? should he not have been scuppering? should we not have been scuppering? should you not have been scuppering? should they not have been scuppering?