English verb conjugation
CAN SEAM

Regular verb: seam - seamed - seamed

Affirmation

Simple form	V-ing form
I can seam you can seam he can seam we can seam you can seam they can seam	I can be seaming you can be seaming he can be seaming we can be seaming you can be seaming they can be seaming
Perfect	V-ing perfect
I can have seamed you can have seamed he can have seamed we can have seamed you can have seamed they can have seamed	I can have been seaming you can have been seaming he can have been seaming we can have been seaming you can have been seaming they can have been seaming

Negation

Simple form	V-ing form
I can't seam you can't seam he can't seam we can't seam you can't seam they can't seam	I can't be seaming you can't be seaming he can't be seaming we can't be seaming you can't be seaming they can't be seaming
Perfect	V-ing perfect
I can't have seamed you can't have seamed he can't have seamed we can't have seamed you can't have seamed they can't have seamed	I can't have been seaming you can't have been seaming he can't have been seaming we can't have been seaming you can't have been seaming they can't have been seaming

Interrogative form

Simple form	V-ing form
can I seam? can you seam? can he seam? can we seam? can you seam? can they seam?	can I be seaming? can you be seaming? can he be seaming? can we be seaming? can you be seaming? can they be seaming?
Perfect	V-ing perfect
can I have seamed? can you have seamed? can he have seamed? can we have seamed? can you have seamed? can they have seamed?	can I have been seaming? can you have been seaming? can he have been seaming? can we have been seaming? can you have been seaming? can they have been seaming?

Interro-negative form

Simple form	V-ing form
can't I seam? can't you seam? can't he seam? can't we seam? can't you seam? can't they seam?	can't I be seaming? can't you be seaming? can't he be seaming? can't we be seaming? can't you be seaming? can't they be seaming?
Perfect	V-ing perfect
can't I have seamed? can't you have seamed? can't he have seamed? can't we have seamed? can't you have seamed? can't they have seamed?	can't I have been seaming? can't you have been seaming? can't he have been seaming? can't we have been seaming? can't you have been seaming? can't they have been seaming?