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 couldn't spud you couldn't spud he couldn't spud we couldn't spud you couldn't spud they couldn't spud	I couldn't be spudding you couldn't be spudding he couldn't be spudding we couldn't be spudding you couldn't be spudding they couldn't be spudding
Perfect	V-ing perfect
I couldn't have spudded you couldn't have spudded he couldn't have spudded we couldn't have spudded you couldn't have spudded they couldn't have spudded	I couldn't have been spudding you couldn't have been spudding he couldn't have been spudding we couldn't have been spudding you couldn't have been spudding they couldn't 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
couldn't I spud? couldn't you spud? couldn't he spud? couldn't we spud? couldn't you spud? couldn't they spud?	couldn't I be spudding? couldn't you be spudding? couldn't he be spudding? couldn't we be spudding? couldn't you be spudding? couldn't they be spudding?
Perfect	V-ing perfect
couldn't I have spudded? couldn't you have spudded? couldn't he have spudded? couldn't we have spudded? couldn't you have spudded? couldn't they have spudded?	couldn't I have been spudding? couldn't you have been spudding? couldn't he have been spudding? couldn't we have been spudding? couldn't you have been spudding? couldn't they have been spudding?