English verb conjugation
CAN SEW

Irregular verb: sew - sewed - sewn

Affirmation

Simple form	V-ing form
I can sew you can sew he can sew we can sew you can sew they can sew	I can be sewing you can be sewing he can be sewing we can be sewing you can be sewing they can be sewing
Perfect	V-ing perfect
I can have sewn you can have sewn he can have sewn we can have sewn you can have sewn they can have sewn	I can have been sewing you can have been sewing he can have been sewing we can have been sewing you can have been sewing they can have been sewing

Negation

Simple form	V-ing form
I cannot sew you cannot sew he cannot sew we cannot sew you cannot sew they cannot sew	I cannot be sewing you cannot be sewing he cannot be sewing we cannot be sewing you cannot be sewing they cannot be sewing
Perfect	V-ing perfect
I cannot have sewn you cannot have sewn he cannot have sewn we cannot have sewn you cannot have sewn they cannot have sewn	I cannot have been sewing you cannot have been sewing he cannot have been sewing we cannot have been sewing you cannot have been sewing they cannot have been sewing

Interrogative form

Simple form	V-ing form
can I sew? can you sew? can he sew? can we sew? can you sew? can they sew?	can I be sewing? can you be sewing? can he be sewing? can we be sewing? can you be sewing? can they be sewing?
Perfect	V-ing perfect
can I have sewn? can you have sewn? can he have sewn? can we have sewn? can you have sewn? can they have sewn?	can I have been sewing? can you have been sewing? can he have been sewing? can we have been sewing? can you have been sewing? can they have been sewing?

Interro-negative form

Simple form	V-ing form
can I not sew? can you not sew? can he not sew? can we not sew? can you not sew? can they not sew?	can I not be sewing? can you not be sewing? can he not be sewing? can we not be sewing? can you not be sewing? can they not be sewing?
Perfect	V-ing perfect
can I not have sewn? can you not have sewn? can he not have sewn? can we not have sewn? can you not have sewn? can they not have sewn?	can I not have been sewing? can you not have been sewing? can he not have been sewing? can we not have been sewing? can you not have been sewing? can they not have been sewing?