should worsen
Verbo regular: worsen - worsened- worsened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd worsen
you'd worsen
he'd worsen
we'd worsen
you'd worsen
they'd worsen 	I'd be worsening
you'd be worsening
he'd be worsening
we'd be worsening
you'd be worsening
they'd be worsening	I should've worsened
you should've worsened
he should've worsened
we should've worsened
you should've worsened
they should've worsened	I should've been worsening
you should've been worsening
he should've been worsening
we should've been worsening
you should've been worsening
they should've been worsening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't worsen
you shouldn't worsen
he shouldn't worsen
we shouldn't worsen
you shouldn't worsen
they shouldn't worsen 	I shouldn't be worsening
you shouldn't be worsening
he shouldn't be worsening
we shouldn't be worsening
you shouldn't be worsening
they shouldn't be worsening	I shouldn't have worsened
you shouldn't have worsened
he shouldn't have worsened
we shouldn't have worsened
you shouldn't have worsened
they shouldn't have worsened	I shouldn't have been worsening
you shouldn't have been worsening
he shouldn't have been worsening
we shouldn't have been worsening
you shouldn't have been worsening
they shouldn't have been worsening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I worsen?
should you worsen?
should he worsen?
should we worsen?
should you worsen?
should they worsen? 	should I be worsening?
should you be worsening?
should he be worsening?
should we be worsening?
should you be worsening?
should they be worsening? 	should I have worsened?
should you have worsened?
should he have worsened?
should we have worsened?
should you have worsened?
should they have worsened? 	should I have been worsening?
should you have been worsening?
should he have been worsening?
should we have been worsening?
should you have been worsening?
should they have been worsening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I worsen?
shouldn't you worsen?
shouldn't he worsen?
shouldn't we worsen?
shouldn't you worsen?
shouldn't they worsen? 	shouldn't I be worsening?
shouldn't you be worsening?
shouldn't he be worsening?
shouldn't we be worsening?
shouldn't you be worsening?
shouldn't they be worsening? 	shouldn't I have worsened?
shouldn't you have worsened?
shouldn't he have worsened?
shouldn't we have worsened?
shouldn't you have worsened?
shouldn't they have worsened? 	shouldn't I have been worsening?
shouldn't you have been worsening?
shouldn't he have been worsening?
shouldn't we have been worsening?
shouldn't you have been worsening?
shouldn't they have been worsening?