English verb conjugation
CAN PROD

Regular verb: prod - prodded - prodded

Affirmation

Simple form	V-ing form
I can prod you can prod he can prod we can prod you can prod they can prod	I can be prodding you can be prodding he can be prodding we can be prodding you can be prodding they can be prodding
Perfect	V-ing perfect
I can have prodded you can have prodded he can have prodded we can have prodded you can have prodded they can have prodded	I can have been prodding you can have been prodding he can have been prodding we can have been prodding you can have been prodding they can have been prodding

Negation

Simple form	V-ing form
I can't prod you can't prod he can't prod we can't prod you can't prod they can't prod	I can't be prodding you can't be prodding he can't be prodding we can't be prodding you can't be prodding they can't be prodding
Perfect	V-ing perfect
I can't have prodded you can't have prodded he can't have prodded we can't have prodded you can't have prodded they can't have prodded	I can't have been prodding you can't have been prodding he can't have been prodding we can't have been prodding you can't have been prodding they can't have been prodding

Interrogative form

Simple form	V-ing form
can I prod? can you prod? can he prod? can we prod? can you prod? can they prod?	can I be prodding? can you be prodding? can he be prodding? can we be prodding? can you be prodding? can they be prodding?
Perfect	V-ing perfect
can I have prodded? can you have prodded? can he have prodded? can we have prodded? can you have prodded? can they have prodded?	can I have been prodding? can you have been prodding? can he have been prodding? can we have been prodding? can you have been prodding? can they have been prodding?

Interro-negative form

Simple form	V-ing form
can't I prod? can't you prod? can't he prod? can't we prod? can't you prod? can't they prod?	can't I be prodding? can't you be prodding? can't he be prodding? can't we be prodding? can't you be prodding? can't they be prodding?
Perfect	V-ing perfect
can't I have prodded? can't you have prodded? can't he have prodded? can't we have prodded? can't you have prodded? can't they have prodded?	can't I have been prodding? can't you have been prodding? can't he have been prodding? can't we have been prodding? can't you have been prodding? can't they have been prodding?