English verb conjugation
COULD SPUD

Regular verb: spud - spudded - spudded

Affirmation

Simple form	V-ing form
I could spud you could spud he could spud we could spud you could spud they could spud	I could be spudding you could be spudding he could be spudding we could be spudding you could be spudding they could be spudding
Perfect	V-ing perfect
I could have spudded you could have spudded he could have spudded we could have spudded you could have spudded they could have spudded	I could have been spudding you could have been spudding he could have been spudding we could have been spudding you could have been spudding they could have been spudding

Negation

Simple form	V-ing form
I could not spud you could not spud he could not spud we could not spud you could not spud they could not spud	I could not be spudding you could not be spudding he could not be spudding we could not be spudding you could not be spudding they could not be spudding
Perfect	V-ing perfect
I could not have spudded you could not have spudded he could not have spudded we could not have spudded you could not have spudded they could not have spudded	I could not have been spudding you could not have been spudding he could not have been spudding we could not have been spudding you could not have been spudding they could not have been spudding

Interrogative form

Simple form	V-ing form
could I spud? could you spud? could he spud? could we spud? could you spud? could they spud?	could I be spudding? could you be spudding? could he be spudding? could we be spudding? could you be spudding? could they be spudding?
Perfect	V-ing perfect
could I have spudded? could you have spudded? could he have spudded? could we have spudded? could you have spudded? could they have spudded?	could I have been spudding? could you have been spudding? could he have been spudding? could we have been spudding? could you have been spudding? could they have been spudding?

Interro-negative form

Simple form	V-ing form
could I not spud? could you not spud? could he not spud? could we not spud? could you not spud? could they not spud?	could I not be spudding? could you not be spudding? could he not be spudding? could we not be spudding? could you not be spudding? could they not be spudding?
Perfect	V-ing perfect
could I not have spudded? could you not have spudded? could he not have spudded? could we not have spudded? could you not have spudded? could they not have spudded?	could I not have been spudding? could you not have been spudding? could he not have been spudding? could we not have been spudding? could you not have been spudding? could they not have been spudding?