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 cannot seam you cannot seam he cannot seam we cannot seam you cannot seam they cannot seam	I cannot be seaming you cannot be seaming he cannot be seaming we cannot be seaming you cannot be seaming they cannot be seaming
Perfect	V-ing perfect
I cannot have seamed you cannot have seamed he cannot have seamed we cannot have seamed you cannot have seamed they cannot have seamed	I cannot have been seaming you cannot have been seaming he cannot have been seaming we cannot have been seaming you cannot have been seaming they cannot 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 I not seam? can you not seam? can he not seam? can we not seam? can you not seam? can they not seam?	can I not be seaming? can you not be seaming? can he not be seaming? can we not be seaming? can you not be seaming? can they not be seaming?
Perfect	V-ing perfect
can I not have seamed? can you not have seamed? can he not have seamed? can we not have seamed? can you not have seamed? can they not have seamed?	can I not have been seaming? can you not have been seaming? can he not have been seaming? can we not have been seaming? can you not have been seaming? can they not have been seaming?