English verb conjugation
CAN MAT

Regular verb: mat - matted - matted

Affirmation

Simple form	V-ing form
I can mat you can mat he can mat we can mat you can mat they can mat	I can be matting you can be matting he can be matting we can be matting you can be matting they can be matting
Perfect	V-ing perfect
I can have matted you can have matted he can have matted we can have matted you can have matted they can have matted	I can have been matting you can have been matting he can have been matting we can have been matting you can have been matting they can have been matting

Negation

Simple form	V-ing form
I cannot mat you cannot mat he cannot mat we cannot mat you cannot mat they cannot mat	I cannot be matting you cannot be matting he cannot be matting we cannot be matting you cannot be matting they cannot be matting
Perfect	V-ing perfect
I cannot have matted you cannot have matted he cannot have matted we cannot have matted you cannot have matted they cannot have matted	I cannot have been matting you cannot have been matting he cannot have been matting we cannot have been matting you cannot have been matting they cannot have been matting

Interrogative form

Simple form	V-ing form
can I mat? can you mat? can he mat? can we mat? can you mat? can they mat?	can I be matting? can you be matting? can he be matting? can we be matting? can you be matting? can they be matting?
Perfect	V-ing perfect
can I have matted? can you have matted? can he have matted? can we have matted? can you have matted? can they have matted?	can I have been matting? can you have been matting? can he have been matting? can we have been matting? can you have been matting? can they have been matting?

Interro-negative form

Simple form	V-ing form
can I not mat? can you not mat? can he not mat? can we not mat? can you not mat? can they not mat?	can I not be matting? can you not be matting? can he not be matting? can we not be matting? can you not be matting? can they not be matting?
Perfect	V-ing perfect
can I not have matted? can you not have matted? can he not have matted? can we not have matted? can you not have matted? can they not have matted?	can I not have been matting? can you not have been matting? can he not have been matting? can we not have been matting? can you not have been matting? can they not have been matting?