should sigh
Verbo regular: sigh - sighed- sighed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd sigh
you'd sigh
she'd sigh
we'd sigh
you'd sigh
they'd sigh 	I'd be sighing
you'd be sighing
she'd be sighing
we'd be sighing
you'd be sighing
they'd be sighing	I should've sighed
you should've sighed
she should've sighed
we should've sighed
you should've sighed
they should've sighed	I should've been sighing
you should've been sighing
she should've been sighing
we should've been sighing
you should've been sighing
they should've been sighing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't sigh
you shouldn't sigh
she shouldn't sigh
we shouldn't sigh
you shouldn't sigh
they shouldn't sigh 	I shouldn't be sighing
you shouldn't be sighing
she shouldn't be sighing
we shouldn't be sighing
you shouldn't be sighing
they shouldn't be sighing	I shouldn't have sighed
you shouldn't have sighed
she shouldn't have sighed
we shouldn't have sighed
you shouldn't have sighed
they shouldn't have sighed	I shouldn't have been sighing
you shouldn't have been sighing
she shouldn't have been sighing
we shouldn't have been sighing
you shouldn't have been sighing
they shouldn't have been sighing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I sigh?
should you sigh?
should she sigh?
should we sigh?
should you sigh?
should they sigh? 	should I be sighing?
should you be sighing?
should she be sighing?
should we be sighing?
should you be sighing?
should they be sighing? 	should I have sighed?
should you have sighed?
should she have sighed?
should we have sighed?
should you have sighed?
should they have sighed? 	should I have been sighing?
should you have been sighing?
should she have been sighing?
should we have been sighing?
should you have been sighing?
should they have been sighing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I sigh?
shouldn't you sigh?
shouldn't she sigh?
shouldn't we sigh?
shouldn't you sigh?
shouldn't they sigh? 	shouldn't I be sighing?
shouldn't you be sighing?
shouldn't she be sighing?
shouldn't we be sighing?
shouldn't you be sighing?
shouldn't they be sighing? 	shouldn't I have sighed?
shouldn't you have sighed?
shouldn't she have sighed?
shouldn't we have sighed?
shouldn't you have sighed?
shouldn't they have sighed? 	shouldn't I have been sighing?
shouldn't you have been sighing?
shouldn't she have been sighing?
shouldn't we have been sighing?
shouldn't you have been sighing?
shouldn't they have been sighing?