should invade
Verbo regular: invade - invaded- invaded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd invade
you'd invade
he'd invade
we'd invade
you'd invade
they'd invade 	I'd be invading
you'd be invading
he'd be invading
we'd be invading
you'd be invading
they'd be invading	I should've invaded
you should've invaded
he should've invaded
we should've invaded
you should've invaded
they should've invaded	I should've been invading
you should've been invading
he should've been invading
we should've been invading
you should've been invading
they should've been invading	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't invade
you shouldn't invade
he shouldn't invade
we shouldn't invade
you shouldn't invade
they shouldn't invade 	I shouldn't be invading
you shouldn't be invading
he shouldn't be invading
we shouldn't be invading
you shouldn't be invading
they shouldn't be invading	I shouldn't have invaded
you shouldn't have invaded
he shouldn't have invaded
we shouldn't have invaded
you shouldn't have invaded
they shouldn't have invaded	I shouldn't have been invading
you shouldn't have been invading
he shouldn't have been invading
we shouldn't have been invading
you shouldn't have been invading
they shouldn't have been invading	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I invade?
should you invade?
should he invade?
should we invade?
should you invade?
should they invade? 	should I be invading?
should you be invading?
should he be invading?
should we be invading?
should you be invading?
should they be invading? 	should I have invaded?
should you have invaded?
should he have invaded?
should we have invaded?
should you have invaded?
should they have invaded? 	should I have been invading?
should you have been invading?
should he have been invading?
should we have been invading?
should you have been invading?
should they have been invading? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I invade?
shouldn't you invade?
shouldn't he invade?
shouldn't we invade?
shouldn't you invade?
shouldn't they invade? 	shouldn't I be invading?
shouldn't you be invading?
shouldn't he be invading?
shouldn't we be invading?
shouldn't you be invading?
shouldn't they be invading? 	shouldn't I have invaded?
shouldn't you have invaded?
shouldn't he have invaded?
shouldn't we have invaded?
shouldn't you have invaded?
shouldn't they have invaded? 	shouldn't I have been invading?
shouldn't you have been invading?
shouldn't he have been invading?
shouldn't we have been invading?
shouldn't you have been invading?
shouldn't they have been invading?