English verb conjugation
CAN DISPUTE

Regular verb: dispute - disputed - disputed

Affirmation

Simple form	V-ing form
I can dispute you can dispute he can dispute we can dispute you can dispute they can dispute	I can be disputing you can be disputing he can be disputing we can be disputing you can be disputing they can be disputing
Perfect	V-ing perfect
I can have disputed you can have disputed he can have disputed we can have disputed you can have disputed they can have disputed	I can have been disputing you can have been disputing he can have been disputing we can have been disputing you can have been disputing they can have been disputing

Negation

Simple form	V-ing form
I can't dispute you can't dispute he can't dispute we can't dispute you can't dispute they can't dispute	I can't be disputing you can't be disputing he can't be disputing we can't be disputing you can't be disputing they can't be disputing
Perfect	V-ing perfect
I can't have disputed you can't have disputed he can't have disputed we can't have disputed you can't have disputed they can't have disputed	I can't have been disputing you can't have been disputing he can't have been disputing we can't have been disputing you can't have been disputing they can't have been disputing

Interrogative form

Simple form	V-ing form
can I dispute? can you dispute? can he dispute? can we dispute? can you dispute? can they dispute?	can I be disputing? can you be disputing? can he be disputing? can we be disputing? can you be disputing? can they be disputing?
Perfect	V-ing perfect
can I have disputed? can you have disputed? can he have disputed? can we have disputed? can you have disputed? can they have disputed?	can I have been disputing? can you have been disputing? can he have been disputing? can we have been disputing? can you have been disputing? can they have been disputing?

Interro-negative form

Simple form	V-ing form
can't I dispute? can't you dispute? can't he dispute? can't we dispute? can't you dispute? can't they dispute?	can't I be disputing? can't you be disputing? can't he be disputing? can't we be disputing? can't you be disputing? can't they be disputing?
Perfect	V-ing perfect
can't I have disputed? can't you have disputed? can't he have disputed? can't we have disputed? can't you have disputed? can't they have disputed?	can't I have been disputing? can't you have been disputing? can't he have been disputing? can't we have been disputing? can't you have been disputing? can't they have been disputing?