must intergrade
Verbo regular: intergrade - intergraded- intergraded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must intergrade
you must intergrade
he must intergrade
we must intergrade
you must intergrade
they must intergrade 	I must be intergrading
you must be intergrading
he must be intergrading
we must be intergrading
you must be intergrading
they must be intergrading	I must have intergraded
you must have intergraded
he must have intergraded
we must have intergraded
you must have intergraded
they must have intergraded	I must have been intergrading
you must have been intergrading
he must have been intergrading
we must have been intergrading
you must have been intergrading
they must have been intergrading	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't intergrade
you mustn't intergrade
he mustn't intergrade
we mustn't intergrade
you mustn't intergrade
they mustn't intergrade 	I mustn't be intergrading
you mustn't be intergrading
he mustn't be intergrading
we mustn't be intergrading
you mustn't be intergrading
they mustn't be intergrading	I mustn't have intergraded
you mustn't have intergraded
he mustn't have intergraded
we mustn't have intergraded
you mustn't have intergraded
they mustn't have intergraded	I mustn't have been intergrading
you mustn't have been intergrading
he mustn't have been intergrading
we mustn't have been intergrading
you mustn't have been intergrading
they mustn't have been intergrading	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I intergrade?
must you intergrade?
must he intergrade?
must we intergrade?
must you intergrade?
must they intergrade? 	must I be intergrading?
must you be intergrading?
must he be intergrading?
must we be intergrading?
must you be intergrading?
must they be intergrading? 	must I have intergraded?
must you have intergraded?
must he have intergraded?
must we have intergraded?
must you have intergraded?
must they have intergraded? 	must I have been intergrading?
must you have been intergrading?
must he have been intergrading?
must we have been intergrading?
must you have been intergrading?
must they have been intergrading? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I intergrade?
mustn't you intergrade?
mustn't he intergrade?
mustn't we intergrade?
mustn't you intergrade?
mustn't they intergrade? 	mustn't I be intergrading?
mustn't you be intergrading?
mustn't he be intergrading?
mustn't we be intergrading?
mustn't you be intergrading?
mustn't they be intergrading? 	mustn't I have intergraded?
mustn't you have intergraded?
mustn't he have intergraded?
mustn't we have intergraded?
mustn't you have intergraded?
mustn't they have intergraded? 	mustn't I have been intergrading?
mustn't you have been intergrading?
mustn't he have been intergrading?
mustn't we have been intergrading?
mustn't you have been intergrading?
mustn't they have been intergrading?