should operate
Verbo regular: operate - operated- operated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd operate
you'd operate
he'd operate
we'd operate
you'd operate
they'd operate 	I'd be operating
you'd be operating
he'd be operating
we'd be operating
you'd be operating
they'd be operating	I should've operated
you should've operated
he should've operated
we should've operated
you should've operated
they should've operated	I should've been operating
you should've been operating
he should've been operating
we should've been operating
you should've been operating
they should've been operating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't operate
you shouldn't operate
he shouldn't operate
we shouldn't operate
you shouldn't operate
they shouldn't operate 	I shouldn't be operating
you shouldn't be operating
he shouldn't be operating
we shouldn't be operating
you shouldn't be operating
they shouldn't be operating	I shouldn't have operated
you shouldn't have operated
he shouldn't have operated
we shouldn't have operated
you shouldn't have operated
they shouldn't have operated	I shouldn't have been operating
you shouldn't have been operating
he shouldn't have been operating
we shouldn't have been operating
you shouldn't have been operating
they shouldn't have been operating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I operate?
should you operate?
should he operate?
should we operate?
should you operate?
should they operate? 	should I be operating?
should you be operating?
should he be operating?
should we be operating?
should you be operating?
should they be operating? 	should I have operated?
should you have operated?
should he have operated?
should we have operated?
should you have operated?
should they have operated? 	should I have been operating?
should you have been operating?
should he have been operating?
should we have been operating?
should you have been operating?
should they have been operating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I operate?
shouldn't you operate?
shouldn't he operate?
shouldn't we operate?
shouldn't you operate?
shouldn't they operate? 	shouldn't I be operating?
shouldn't you be operating?
shouldn't he be operating?
shouldn't we be operating?
shouldn't you be operating?
shouldn't they be operating? 	shouldn't I have operated?
shouldn't you have operated?
shouldn't he have operated?
shouldn't we have operated?
shouldn't you have operated?
shouldn't they have operated? 	shouldn't I have been operating?
shouldn't you have been operating?
shouldn't he have been operating?
shouldn't we have been operating?
shouldn't you have been operating?
shouldn't they have been operating?