must unbend
Verbo irregular: unbend - unbent- unbent

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must unbend
you must unbend
he must unbend
we must unbend
you must unbend
they must unbend 	I must be unbending
you must be unbending
he must be unbending
we must be unbending
you must be unbending
they must be unbending	I must have unbent
you must have unbent
he must have unbent
we must have unbent
you must have unbent
they must have unbent	I must have been unbending
you must have been unbending
he must have been unbending
we must have been unbending
you must have been unbending
they must have been unbending	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't unbend
you mustn't unbend
he mustn't unbend
we mustn't unbend
you mustn't unbend
they mustn't unbend 	I mustn't be unbending
you mustn't be unbending
he mustn't be unbending
we mustn't be unbending
you mustn't be unbending
they mustn't be unbending	I mustn't have unbent
you mustn't have unbent
he mustn't have unbent
we mustn't have unbent
you mustn't have unbent
they mustn't have unbent	I mustn't have been unbending
you mustn't have been unbending
he mustn't have been unbending
we mustn't have been unbending
you mustn't have been unbending
they mustn't have been unbending	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I unbend?
must you unbend?
must he unbend?
must we unbend?
must you unbend?
must they unbend? 	must I be unbending?
must you be unbending?
must he be unbending?
must we be unbending?
must you be unbending?
must they be unbending? 	must I have unbent?
must you have unbent?
must he have unbent?
must we have unbent?
must you have unbent?
must they have unbent? 	must I have been unbending?
must you have been unbending?
must he have been unbending?
must we have been unbending?
must you have been unbending?
must they have been unbending? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I unbend?
mustn't you unbend?
mustn't he unbend?
mustn't we unbend?
mustn't you unbend?
mustn't they unbend? 	mustn't I be unbending?
mustn't you be unbending?
mustn't he be unbending?
mustn't we be unbending?
mustn't you be unbending?
mustn't they be unbending? 	mustn't I have unbent?
mustn't you have unbent?
mustn't he have unbent?
mustn't we have unbent?
mustn't you have unbent?
mustn't they have unbent? 	mustn't I have been unbending?
mustn't you have been unbending?
mustn't he have been unbending?
mustn't we have been unbending?
mustn't you have been unbending?
mustn't they have been unbending?