should invalid
Verbo regular: invalid - invalided- invalided

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd invalid
you'd invalid
she'd invalid
we'd invalid
you'd invalid
they'd invalid 	I'd be invaliding
you'd be invaliding
she'd be invaliding
we'd be invaliding
you'd be invaliding
they'd be invaliding	I should've invalided
you should've invalided
she should've invalided
we should've invalided
you should've invalided
they should've invalided	I should've been invaliding
you should've been invaliding
she should've been invaliding
we should've been invaliding
you should've been invaliding
they should've been invaliding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't invalid
you shouldn't invalid
she shouldn't invalid
we shouldn't invalid
you shouldn't invalid
they shouldn't invalid 	I shouldn't be invaliding
you shouldn't be invaliding
she shouldn't be invaliding
we shouldn't be invaliding
you shouldn't be invaliding
they shouldn't be invaliding	I shouldn't have invalided
you shouldn't have invalided
she shouldn't have invalided
we shouldn't have invalided
you shouldn't have invalided
they shouldn't have invalided	I shouldn't have been invaliding
you shouldn't have been invaliding
she shouldn't have been invaliding
we shouldn't have been invaliding
you shouldn't have been invaliding
they shouldn't have been invaliding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I invalid?
should you invalid?
should she invalid?
should we invalid?
should you invalid?
should they invalid? 	should I be invaliding?
should you be invaliding?
should she be invaliding?
should we be invaliding?
should you be invaliding?
should they be invaliding? 	should I have invalided?
should you have invalided?
should she have invalided?
should we have invalided?
should you have invalided?
should they have invalided? 	should I have been invaliding?
should you have been invaliding?
should she have been invaliding?
should we have been invaliding?
should you have been invaliding?
should they have been invaliding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I invalid?
shouldn't you invalid?
shouldn't she invalid?
shouldn't we invalid?
shouldn't you invalid?
shouldn't they invalid? 	shouldn't I be invaliding?
shouldn't you be invaliding?
shouldn't she be invaliding?
shouldn't we be invaliding?
shouldn't you be invaliding?
shouldn't they be invaliding? 	shouldn't I have invalided?
shouldn't you have invalided?
shouldn't she have invalided?
shouldn't we have invalided?
shouldn't you have invalided?
shouldn't they have invalided? 	shouldn't I have been invaliding?
shouldn't you have been invaliding?
shouldn't she have been invaliding?
shouldn't we have been invaliding?
shouldn't you have been invaliding?
shouldn't they have been invaliding?