must unroof
Verbo regular: unroof - unroofed- unroofed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must unroof
you must unroof
he must unroof
we must unroof
you must unroof
they must unroof 	I must be unroofing
you must be unroofing
he must be unroofing
we must be unroofing
you must be unroofing
they must be unroofing	I must have unroofed
you must have unroofed
he must have unroofed
we must have unroofed
you must have unroofed
they must have unroofed	I must have been unroofing
you must have been unroofing
he must have been unroofing
we must have been unroofing
you must have been unroofing
they must have been unroofing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't unroof
you mustn't unroof
he mustn't unroof
we mustn't unroof
you mustn't unroof
they mustn't unroof 	I mustn't be unroofing
you mustn't be unroofing
he mustn't be unroofing
we mustn't be unroofing
you mustn't be unroofing
they mustn't be unroofing	I mustn't have unroofed
you mustn't have unroofed
he mustn't have unroofed
we mustn't have unroofed
you mustn't have unroofed
they mustn't have unroofed	I mustn't have been unroofing
you mustn't have been unroofing
he mustn't have been unroofing
we mustn't have been unroofing
you mustn't have been unroofing
they mustn't have been unroofing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I unroof?
must you unroof?
must he unroof?
must we unroof?
must you unroof?
must they unroof? 	must I be unroofing?
must you be unroofing?
must he be unroofing?
must we be unroofing?
must you be unroofing?
must they be unroofing? 	must I have unroofed?
must you have unroofed?
must he have unroofed?
must we have unroofed?
must you have unroofed?
must they have unroofed? 	must I have been unroofing?
must you have been unroofing?
must he have been unroofing?
must we have been unroofing?
must you have been unroofing?
must they have been unroofing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I unroof?
mustn't you unroof?
mustn't he unroof?
mustn't we unroof?
mustn't you unroof?
mustn't they unroof? 	mustn't I be unroofing?
mustn't you be unroofing?
mustn't he be unroofing?
mustn't we be unroofing?
mustn't you be unroofing?
mustn't they be unroofing? 	mustn't I have unroofed?
mustn't you have unroofed?
mustn't he have unroofed?
mustn't we have unroofed?
mustn't you have unroofed?
mustn't they have unroofed? 	mustn't I have been unroofing?
mustn't you have been unroofing?
mustn't he have been unroofing?
mustn't we have been unroofing?
mustn't you have been unroofing?
mustn't they have been unroofing?