English verb conjugation
CAN SPUD

Regular verb: spud - spudded - spudded

Affirmation

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

Negation

Simple form	V-ing form
I can't spud you can't spud he can't spud we can't spud you can't spud they can't spud	I can't be spudding you can't be spudding he can't be spudding we can't be spudding you can't be spudding they can't be spudding
Perfect	V-ing perfect
I can't have spudded you can't have spudded he can't have spudded we can't have spudded you can't have spudded they can't have spudded	I can't have been spudding you can't have been spudding he can't have been spudding we can't have been spudding you can't have been spudding they can't have been spudding

Interrogative form

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

Interro-negative form

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