I can sew you can sew he can sew we can sew you can sew they can sew
Forma con V-ing
I can be sewing you can be sewing he can be sewing we can be sewing you can be sewing they can be sewing
Perfecto
I can have sewn you can have sewn he can have sewn we can have sewn you can have sewn they can have sewn
Perfecto con V-ing
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
Negación
Forma simple
I can't sew you can't sew he can't sew we can't sew you can't sew they can't sew
Forma con V-ing
I can't be sewing you can't be sewing he can't be sewing we can't be sewing you can't be sewing they can't be sewing
Perfecto
I can't have sewn you can't have sewn he can't have sewn we can't have sewn you can't have sewn they can't have sewn
Perfecto con V-ing
I can't have been sewing you can't have been sewing he can't have been sewing we can't have been sewing you can't have been sewing they can't have been sewing
Forma interrogativa
Forma simple
can I sew? can you sew? can he sew? can we sew? can you sew? can they sew?
Forma con V-ing
can I be sewing? can you be sewing? can he be sewing? can we be sewing? can you be sewing? can they be sewing?
Perfecto
can I have sewn? can you have sewn? can he have sewn? can we have sewn? can you have sewn? can they have sewn?
Perfecto con V-ing
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?
Forma interro-negativa
Forma simple
can't I sew? can't you sew? can't he sew? can't we sew? can't you sew? can't they sew?
Forma con V-ing
can't I be sewing? can't you be sewing? can't he be sewing? can't we be sewing? can't you be sewing? can't they be sewing?
Perfecto
can't I have sewn? can't you have sewn? can't he have sewn? can't we have sewn? can't you have sewn? can't they have sewn?
Perfecto con V-ing
can't I have been sewing? can't you have been sewing? can't he have been sewing? can't we have been sewing? can't you have been sewing? can't they have been sewing?