Conjugación del verbo inglés
CAN REFASTEN

Verbo regular: refasten - refastened - refastened

Afirmación

Forma simple	Forma con V-ing
I can refasten you can refasten he can refasten we can refasten you can refasten they can refasten	I can be refastening you can be refastening he can be refastening we can be refastening you can be refastening they can be refastening
Perfecto	Perfecto con V-ing
I can have refastened you can have refastened he can have refastened we can have refastened you can have refastened they can have refastened	I can have been refastening you can have been refastening he can have been refastening we can have been refastening you can have been refastening they can have been refastening

Negación

Forma simple	Forma con V-ing
I can't refasten you can't refasten he can't refasten we can't refasten you can't refasten they can't refasten	I can't be refastening you can't be refastening he can't be refastening we can't be refastening you can't be refastening they can't be refastening
Perfecto	Perfecto con V-ing
I can't have refastened you can't have refastened he can't have refastened we can't have refastened you can't have refastened they can't have refastened	I can't have been refastening you can't have been refastening he can't have been refastening we can't have been refastening you can't have been refastening they can't have been refastening

Forma interrogativa

Forma simple	Forma con V-ing
can I refasten? can you refasten? can he refasten? can we refasten? can you refasten? can they refasten?	can I be refastening? can you be refastening? can he be refastening? can we be refastening? can you be refastening? can they be refastening?
Perfecto	Perfecto con V-ing
can I have refastened? can you have refastened? can he have refastened? can we have refastened? can you have refastened? can they have refastened?	can I have been refastening? can you have been refastening? can he have been refastening? can we have been refastening? can you have been refastening? can they have been refastening?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I refasten? can't you refasten? can't he refasten? can't we refasten? can't you refasten? can't they refasten?	can't I be refastening? can't you be refastening? can't he be refastening? can't we be refastening? can't you be refastening? can't they be refastening?
Perfecto	Perfecto con V-ing
can't I have refastened? can't you have refastened? can't he have refastened? can't we have refastened? can't you have refastened? can't they have refastened?	can't I have been refastening? can't you have been refastening? can't he have been refastening? can't we have been refastening? can't you have been refastening? can't they have been refastening?