must invade
Verbo regular: invade - invaded- invaded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must invade
you must invade
she must invade
we must invade
you must invade
they must invade 	I must be invading
you must be invading
she must be invading
we must be invading
you must be invading
they must be invading	I must have invaded
you must have invaded
she must have invaded
we must have invaded
you must have invaded
they must have invaded	I must have been invading
you must have been invading
she must have been invading
we must have been invading
you must have been invading
they must have been invading	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't invade
you mustn't invade
she mustn't invade
we mustn't invade
you mustn't invade
they mustn't invade 	I mustn't be invading
you mustn't be invading
she mustn't be invading
we mustn't be invading
you mustn't be invading
they mustn't be invading	I mustn't have invaded
you mustn't have invaded
she mustn't have invaded
we mustn't have invaded
you mustn't have invaded
they mustn't have invaded	I mustn't have been invading
you mustn't have been invading
she mustn't have been invading
we mustn't have been invading
you mustn't have been invading
they mustn't have been invading	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I invade?
must you invade?
must she invade?
must we invade?
must you invade?
must they invade? 	must I be invading?
must you be invading?
must she be invading?
must we be invading?
must you be invading?
must they be invading? 	must I have invaded?
must you have invaded?
must she have invaded?
must we have invaded?
must you have invaded?
must they have invaded? 	must I have been invading?
must you have been invading?
must she have been invading?
must we have been invading?
must you have been invading?
must they have been invading? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I invade?
mustn't you invade?
mustn't she invade?
mustn't we invade?
mustn't you invade?
mustn't they invade? 	mustn't I be invading?
mustn't you be invading?
mustn't she be invading?
mustn't we be invading?
mustn't you be invading?
mustn't they be invading? 	mustn't I have invaded?
mustn't you have invaded?
mustn't she have invaded?
mustn't we have invaded?
mustn't you have invaded?
mustn't they have invaded? 	mustn't I have been invading?
mustn't you have been invading?
mustn't she have been invading?
mustn't we have been invading?
mustn't you have been invading?
mustn't they have been invading?