English verb conjugation
CAN FOOT

Regular verb: foot - footed - footed

Affirmation

Simple form	V-ing form
I can foot you can foot he can foot we can foot you can foot they can foot	I can be footing you can be footing he can be footing we can be footing you can be footing they can be footing
Perfect	V-ing perfect
I can have footed you can have footed he can have footed we can have footed you can have footed they can have footed	I can have been footing you can have been footing he can have been footing we can have been footing you can have been footing they can have been footing

Negation

Simple form	V-ing form
I cannot foot you cannot foot he cannot foot we cannot foot you cannot foot they cannot foot	I cannot be footing you cannot be footing he cannot be footing we cannot be footing you cannot be footing they cannot be footing
Perfect	V-ing perfect
I cannot have footed you cannot have footed he cannot have footed we cannot have footed you cannot have footed they cannot have footed	I cannot have been footing you cannot have been footing he cannot have been footing we cannot have been footing you cannot have been footing they cannot have been footing

Interrogative form

Simple form	V-ing form
can I foot? can you foot? can he foot? can we foot? can you foot? can they foot?	can I be footing? can you be footing? can he be footing? can we be footing? can you be footing? can they be footing?
Perfect	V-ing perfect
can I have footed? can you have footed? can he have footed? can we have footed? can you have footed? can they have footed?	can I have been footing? can you have been footing? can he have been footing? can we have been footing? can you have been footing? can they have been footing?

Interro-negative form

Simple form	V-ing form
can I not foot? can you not foot? can he not foot? can we not foot? can you not foot? can they not foot?	can I not be footing? can you not be footing? can he not be footing? can we not be footing? can you not be footing? can they not be footing?
Perfect	V-ing perfect
can I not have footed? can you not have footed? can he not have footed? can we not have footed? can you not have footed? can they not have footed?	can I not have been footing? can you not have been footing? can he not have been footing? can we not have been footing? can you not have been footing? can they not have been footing?