must invade
Verbo regular: invade - invaded- invaded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not invade
you must not invade
she must not invade
we must not invade
you must not invade
they must not invade 	I must not be invading
you must not be invading
she must not be invading
we must not be invading
you must not be invading
they must not be invading	I must not have invaded
you must not have invaded
she must not have invaded
we must not have invaded
you must not have invaded
they must not have invaded	I must not have been invading
you must not have been invading
she must not have been invading
we must not have been invading
you must not have been invading
they must not have been invading	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not invade?
must you not invade?
must she not invade?
must we not invade?
must you not invade?
must they not invade? 	must I not be invading?
must you not be invading?
must she not be invading?
must we not be invading?
must you not be invading?
must they not be invading? 	must I not have invaded?
must you not have invaded?
must she not have invaded?
must we not have invaded?
must you not have invaded?
must they not have invaded? 	must I not have been invading?
must you not have been invading?
must she not have been invading?
must we not have been invading?
must you not have been invading?
must they not have been invading?