English verb conjugation
CAN REFASTEN

Regular verb: refasten - refastened - refastened

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Negation

Simple form	V-ing form
I cannot refasten you cannot refasten he cannot refasten we cannot refasten you cannot refasten they cannot refasten	I cannot be refastening you cannot be refastening he cannot be refastening we cannot be refastening you cannot be refastening they cannot be refastening
Perfect	V-ing perfect
I cannot have refastened you cannot have refastened he cannot have refastened we cannot have refastened you cannot have refastened they cannot have refastened	I cannot have been refastening you cannot have been refastening he cannot have been refastening we cannot have been refastening you cannot have been refastening they cannot have been refastening

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?

Interro-negative form

Simple form	V-ing form
can I not refasten? can you not refasten? can he not refasten? can we not refasten? can you not refasten? can they not refasten?	can I not be refastening? can you not be refastening? can he not be refastening? can we not be refastening? can you not be refastening? can they not be refastening?
Perfect	V-ing perfect
can I not have refastened? can you not have refastened? can he not have refastened? can we not have refastened? can you not have refastened? can they not have refastened?	can I not have been refastening? can you not have been refastening? can he not have been refastening? can we not have been refastening? can you not have been refastening? can they not have been refastening?