might fasten
Verbo regular: fasten - fastened- fastened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I might fasten
you might fasten
she might fasten
we might fasten
you might fasten
they might fasten 	I might be fastening
you might be fastening
she might be fastening
we might be fastening
you might be fastening
they might be fastening	I might have fastened
you might have fastened
she might have fastened
we might have fastened
you might have fastened
they might have fastened	I might have been fastening
you might have been fastening
she might have been fastening
we might have been fastening
you might have been fastening
they might have been fastening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I might not fasten
you might not fasten
she might not fasten
we might not fasten
you might not fasten
they might not fasten 	I might not be fastening
you might not be fastening
she might not be fastening
we might not be fastening
you might not be fastening
they might not be fastening	I might not have fastened
you might not have fastened
she might not have fastened
we might not have fastened
you might not have fastened
they might not have fastened	I might not have been fastening
you might not have been fastening
she might not have been fastening
we might not have been fastening
you might not have been fastening
they might not have been fastening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
might I fasten?
might you fasten?
might she fasten?
might we fasten?
might you fasten?
might they fasten? 	might I be fastening?
might you be fastening?
might she be fastening?
might we be fastening?
might you be fastening?
might they be fastening? 	might I have fastened?
might you have fastened?
might she have fastened?
might we have fastened?
might you have fastened?
might they have fastened? 	might I have been fastening?
might you have been fastening?
might she have been fastening?
might we have been fastening?
might you have been fastening?
might they have been fastening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
might I not fasten?
might you not fasten?
might she not fasten?
might we not fasten?
might you not fasten?
might they not fasten? 	might I not be fastening?
might you not be fastening?
might she not be fastening?
might we not be fastening?
might you not be fastening?
might they not be fastening? 	might I not have fastened?
might you not have fastened?
might she not have fastened?
might we not have fastened?
might you not have fastened?
might they not have fastened? 	might I not have been fastening?
might you not have been fastening?
might she not have been fastening?
might we not have been fastening?
might you not have been fastening?
might they not have been fastening?