would fasten
Regular verb: fasten - fastened- fastened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I would fasten
you would fasten
she would fasten
we would fasten
you would fasten
they would fasten 	I would be fastening
you would be fastening
she would be fastening
we would be fastening
you would be fastening
they would be fastening	I would have fastened
you would have fastened
she would have fastened
we would have fastened
you would have fastened
they would have fastened	I would have been fastening
you would have been fastening
she would have been fastening
we would have been fastening
you would have been fastening
they would have been fastening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I would not fasten
you would not fasten
she would not fasten
we would not fasten
you would not fasten
they would not fasten 	I would not be fastening
you would not be fastening
she would not be fastening
we would not be fastening
you would not be fastening
they would not be fastening	I would not have fastened
you would not have fastened
she would not have fastened
we would not have fastened
you would not have fastened
they would not have fastened	I would not have been fastening
you would not have been fastening
she would not have been fastening
we would not have been fastening
you would not have been fastening
they would not have been fastening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I fasten?
would you fasten?
would she fasten?
would we fasten?
would you fasten?
would they fasten? 	would I be fastening?
would you be fastening?
would she be fastening?
would we be fastening?
would you be fastening?
would they be fastening? 	would I have fastened?
would you have fastened?
would she have fastened?
would we have fastened?
would you have fastened?
would they have fastened? 	would I have been fastening?
would you have been fastening?
would she have been fastening?
would we have been fastening?
would you have been fastening?
would they have been fastening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I not fasten?
would you not fasten?
would she not fasten?
would we not fasten?
would you not fasten?
would they not fasten? 	would I not be fastening?
would you not be fastening?
would she not be fastening?
would we not be fastening?
would you not be fastening?
would they not be fastening? 	would I not have fastened?
would you not have fastened?
would she not have fastened?
would we not have fastened?
would you not have fastened?
would they not have fastened? 	would I not have been fastening?
would you not have been fastening?
would she not have been fastening?
would we not have been fastening?
would you not have been fastening?
would they not have been fastening?