should lessen
Verbo regular: lessen - lessened- lessened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd lessen
you'd lessen
she'd lessen
we'd lessen
you'd lessen
they'd lessen 	I'd be lessening
you'd be lessening
she'd be lessening
we'd be lessening
you'd be lessening
they'd be lessening	I should've lessened
you should've lessened
she should've lessened
we should've lessened
you should've lessened
they should've lessened	I should've been lessening
you should've been lessening
she should've been lessening
we should've been lessening
you should've been lessening
they should've been lessening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't lessen
you shouldn't lessen
she shouldn't lessen
we shouldn't lessen
you shouldn't lessen
they shouldn't lessen 	I shouldn't be lessening
you shouldn't be lessening
she shouldn't be lessening
we shouldn't be lessening
you shouldn't be lessening
they shouldn't be lessening	I shouldn't have lessened
you shouldn't have lessened
she shouldn't have lessened
we shouldn't have lessened
you shouldn't have lessened
they shouldn't have lessened	I shouldn't have been lessening
you shouldn't have been lessening
she shouldn't have been lessening
we shouldn't have been lessening
you shouldn't have been lessening
they shouldn't have been lessening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I lessen?
should you lessen?
should she lessen?
should we lessen?
should you lessen?
should they lessen? 	should I be lessening?
should you be lessening?
should she be lessening?
should we be lessening?
should you be lessening?
should they be lessening? 	should I have lessened?
should you have lessened?
should she have lessened?
should we have lessened?
should you have lessened?
should they have lessened? 	should I have been lessening?
should you have been lessening?
should she have been lessening?
should we have been lessening?
should you have been lessening?
should they have been lessening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I lessen?
shouldn't you lessen?
shouldn't she lessen?
shouldn't we lessen?
shouldn't you lessen?
shouldn't they lessen? 	shouldn't I be lessening?
shouldn't you be lessening?
shouldn't she be lessening?
shouldn't we be lessening?
shouldn't you be lessening?
shouldn't they be lessening? 	shouldn't I have lessened?
shouldn't you have lessened?
shouldn't she have lessened?
shouldn't we have lessened?
shouldn't you have lessened?
shouldn't they have lessened? 	shouldn't I have been lessening?
shouldn't you have been lessening?
shouldn't she have been lessening?
shouldn't we have been lessening?
shouldn't you have been lessening?
shouldn't they have been lessening?