English verb conjugation
CAN SEED

Regular verb: seed - seeded - seeded

Affirmation

Simple form	V-ing form
I can seed you can seed he can seed we can seed you can seed they can seed	I can be seeding you can be seeding he can be seeding we can be seeding you can be seeding they can be seeding
Perfect	V-ing perfect
I can have seeded you can have seeded he can have seeded we can have seeded you can have seeded they can have seeded	I can have been seeding you can have been seeding he can have been seeding we can have been seeding you can have been seeding they can have been seeding

Negation

Simple form	V-ing form
I can't seed you can't seed he can't seed we can't seed you can't seed they can't seed	I can't be seeding you can't be seeding he can't be seeding we can't be seeding you can't be seeding they can't be seeding
Perfect	V-ing perfect
I can't have seeded you can't have seeded he can't have seeded we can't have seeded you can't have seeded they can't have seeded	I can't have been seeding you can't have been seeding he can't have been seeding we can't have been seeding you can't have been seeding they can't have been seeding

Interrogative form

Simple form	V-ing form
can I seed? can you seed? can he seed? can we seed? can you seed? can they seed?	can I be seeding? can you be seeding? can he be seeding? can we be seeding? can you be seeding? can they be seeding?
Perfect	V-ing perfect
can I have seeded? can you have seeded? can he have seeded? can we have seeded? can you have seeded? can they have seeded?	can I have been seeding? can you have been seeding? can he have been seeding? can we have been seeding? can you have been seeding? can they have been seeding?

Interro-negative form

Simple form	V-ing form
can't I seed? can't you seed? can't he seed? can't we seed? can't you seed? can't they seed?	can't I be seeding? can't you be seeding? can't he be seeding? can't we be seeding? can't you be seeding? can't they be seeding?
Perfect	V-ing perfect
can't I have seeded? can't you have seeded? can't he have seeded? can't we have seeded? can't you have seeded? can't they have seeded?	can't I have been seeding? can't you have been seeding? can't he have been seeding? can't we have been seeding? can't you have been seeding? can't they have been seeding?